NSFDF / NXT Energy Solutions Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

NXT Energy Solutions Inc.
US ˙ OTCPK ˙ CA62948Q1072

Mga Batayang Estadistika
CIK 1009922
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to NXT Energy Solutions Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 14, 2025 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2025 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars)

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2025 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) June 30, December 31, 2025 2024 Assets Current assets Cash and cash equivalents $ 1,947,533 $ 730,395 Short-term investments 204,137 - A

August 14, 2025 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and six months ended June 30, 2025 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and six months ended June 30, 2025 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “our” or the “Company”) based on information available as at August 11, 2025 and unless otherwise stated, has been ap

August 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pri

August 14, 2025 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2025. 2. No misrepresentations: Based

August 14, 2025 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2025. 2. No misrepresentations: Based o

August 12, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of August 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of August 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of p

August 12, 2025 EX-99.1

NXT Energy Solutions Announces Second Quarter 2025 Results

EXHIBIT 99.1 NXT Energy Solutions Announces Second Quarter 2025 Results CALGARY, AB / ACCESS Newswire / August 11, 2025 / NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX:SFD)(OTCQB:NSFDF) today announced financial and operating results for the quarter ended June 30, 2025. Dollar amounts are in Canadian Dollars, unless otherwise identified. Bruce G. Wilcox, CEO of NXT, commented, “SFD® reve

June 27, 2025 EX-99.1

Early Warning Report Issued Pursuant to National Instrument 62-103 in Connection with the Conversion of Convertible Debentures of NXT Energy Solutions Inc.

EXHIBIT 99.1 Early Warning Report Issued Pursuant to National Instrument 62-103 in Connection with the Conversion of Convertible Debentures of NXT Energy Solutions Inc. CALGARY, AB / ACCESS Newswire / June 27, 2025 / MCAPM, LP ("MCAPM") and Michael P. Mork (collectively, "Mork Capital") announced today that they have filed an early warning report (the "Early Warning Report") under National Instrum

June 27, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address o

June 26, 2025 EX-99.1

NXT Announces Convertible Debenture Conversion

EXHIBIT 99.1 NXT Announces Convertible Debenture Conversion CALGARY, AB / ACCESS Newswire / June 26, 2025 / NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce that MCAPM, LP and Michael P. Mork (together “Mork Capital”), have converted all their debentures, totaling US$3,375,000, into 15,605,088 common shares of the Company. Mork Capital now owns app

June 26, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pri

June 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 5, 2025 EX-99.1

NXT Energy Solutions Shares CEO’s AGM Comments

EXHIBIT 99.1 NXT Energy Solutions Shares CEO’s AGM Comments CALGARY, AB, June 4, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to share the following remarks that were delivered by Bruce G. Wilcox, NXT’s Chief Executive Officer, during the annual meeting of shareholders held on June 2, 2025. “Welcome to all present, including our shareholders, staff

June 4, 2025 EX-99.1

REPORT OF VOTING RESULTS

EXHIBIT 99.1 REPORT OF VOTING RESULTS In accordance with section 11.3 of National Instrument 51-102 Continuous Disclosure Obligations, this report briefly describes the matters voted upon and the outcome of the votes at the annual meeting of shareholders of NXT Energy Solutions Inc. (the Company) held on June 2, 2025 (the Meeting). A detailed description of the business of the Meeting is contained

June 4, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pri

June 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of June 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pri

June 3, 2025 EX-99.1

NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders

EXHIBIT 99.1 NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders CALGARY, AB, June 3, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTC QB: NSFDF) is pleased to provide the voting results from its Annual Meeting of Shareholders held on June 2, 2025. Shareholders approved the following: · Election of Directors: Eight directors of the Company were ele

May 30, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of prin

May 30, 2025 EX-99.1

NXT Announces Convertible Debenture Conversion

EXHIBIT 99.1 NXT Announces Convertible Debenture Conversion CALGARY, AB, May 29, 2025 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce that Ataraxia Capital (“Ataraxia”), has converted all its debentures, totaling US$2,300,000, into 13,540,208 common shares of the Corporation. Ataraxia now owns approximately 14.6% of the issued and outstanding co

May 13, 2025 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2025 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2025 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “our” or the “Company”) based on information available as at May 8, 2025 and unless otherwise stated, has been approved by t

May 13, 2025 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2025 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars)

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2025 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) March 31, December 31, 2025 2024 Assets Current assets Cash and cash equivalents $ 1,817,357 $ 730,395 Short-term investments 215,829 - Account

May 13, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of prin

May 13, 2025 EX-99.5

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.5 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended March 31, 2025. 2. No misrepresentations: Base

May 13, 2025 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended March 31, 2025. 2. No misrepresentations: Based

May 9, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of prin

May 9, 2025 EX-99.1

NXT Energy Solutions Announces First Quarter 2025 Results and Investor Conference Call

EXHIBIT 99.1 NXT Energy Solutions Announces First Quarter 2025 Results and Investor Conference Call CALGARY, AB, May 8, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter ended March 31, 2025 . All dollar amounts herein are in Canadian Dollars, unless otherwise identified. Bruce G. Wilcox,

May 1, 2025 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES NEW SFD SURVEY CONTRACT IN AFRICA

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES NEW SFD SURVEY CONTRACT IN AFRICA CALGARY, AB, May 1, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has entered into a new contract with its Strategic Alliance Partner, Synergy Exploration and Production Technologies Limited (“Synergy”), to provide an SFD® survey for an oil and gas explo

May 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of May 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of prin

April 30, 2025 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ Registration Statement Pursuant To Section 12(b) or (g) of the Securities Exchange Act of 1934 OR ☒ Annual Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2024. OR ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Ex

April 30, 2025 EX-4.5

Approved Option Plan JUNE 6, 2022

EXHIBIT 4.5 Approved Option Plan JUNE 6, 2022 1. The Plan A stock option plan (the “Plan”), pursuant to which options to purchase common shares, or such other shares as may be substituted therefor (“Shares”), in the capital of NXT Energy Solutions Inc. (the “Corporation”) may be granted to the directors, officers and employees of the Corporation and to consultants retained by the Corporation, is h

April 30, 2025 EX-13.1

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.1 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in their capacity as officers of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

April 30, 2025 EX-12.2

CERTIFICATION

EXHIBIT 12.2 CERTIFICATION I, Eugene Woychyshyn, Director and VP of Finance and Chief Financial Officer, certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances und

April 30, 2025 EX-15.3

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2024 Management’s Discussion and Analysis

EXHIBIT 15.3 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2024 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “our” or the “Company”) based on information available as at March 27, 2025 and unless otherwise stated, has been approved by the

April 30, 2025 EX-15.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2024, 2023 and 2022 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2024, 2023 and 2022 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of NXT Energy Solutions Inc. Opinion on the Financial Statements We have audited the accompanying consolidated balance sheets of NXT Energy Solutions Inc. (the “Company”) as a

April 30, 2025 EX-15.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.2 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Annual Report on Form 20-F of our auditor’s report dated March 27, 2025 with respect to the consolidated financial statements of NXT Energy Solutions Inc. as at December 31, 2024 and December 31, 2023 and for the years then ended, as filed with the United States Securities and

April 30, 2025 EX-11.2

Insider Trading Policy

EXHIBIT 11.2 Insider Trading Policy Insider trading is buying or selling stock while possessing inside information. Employees who know any “material” information about the Company that has not been disclosed to the public (“inside information”) may not buy or sell NXT stock until a “reasonable time” (defined as a minimum of 2 full business days) has passed after the information has been disclosed

April 30, 2025 EX-15.5

Consent of Independent Registered Public Accounting Firm

EXHIBIT 15.5 Consent of Independent Registered Public Accounting Firm The Board of Directors NXT Energy Solutions Inc. We consent to the use of our report dated March 31, 2023 on the consolidated financial statements of NXT Energy Solutions Inc. (the “Company”) which comprise the consolidated statements of loss and comprehensive loss, shareholders’ equity deficit and cash flows for the year ended

April 30, 2025 EX-13.2

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.2 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in his capacity as an officer of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

April 30, 2025 EX-2.1

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

EXHIBIT 2.1 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT NXT Energy Solutions Inc. (“NXT” or the “Company”) has the following securities registered pursuant to Section 12(g) of the Securities Exchange Act of 1934 (the “Exchange Act”): Title of each class Trading symbol Name of each exchange on which registered Common Shares NSFDF The OTC Markets QB Exchange This exhibi

April 30, 2025 EX-12.1

CERTIFICATION

EXHIBIT 12.1 CERTIFICATION I, Bruce G. Wilcox, Director and Chief Executive Officer of NXT Energy Solutions Inc., certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumst

April 29, 2025 EX-99.4

1

EXHIBIT 99.4 1 2

April 29, 2025 EX-99.2

NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN THAT an annual and special meeting (the "Meeting") of holders ("Shareholders") of common shares (the "Common Shares") of NXT Energy Solutions Inc. (the "Company" or "NXT") will be held as follows: When: 10:00 am (Calgary time) on Monday, June 2, 2025 Where: Norton Rose Fulbright Canad

April 29, 2025 EX-99.3

NXT ENERGY SOLUTIONS INC. 2025 ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE-AND-ACCESS NOTIFICATION

EXHIBIT 99.3 NXT ENERGY SOLUTIONS INC. 2025 ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE-AND-ACCESS NOTIFICATION You are receiving this notice-and-access notification because NXT Energy Solutions Inc. ("NXT") is using notice-and-access procedures to deliver materials to registered and beneficial holders of its common shares (collectively, "Shareholders") in advance of the annual and special m

April 29, 2025 EX-99.7

EX-99.7

EXHIBIT 99.7

April 29, 2025 EX-99.6

1

EXHIBIT 99.6 1 2

April 29, 2025 EX-99.5

1

EXHIBIT 99.5 1 2

April 29, 2025 EX-99.1

NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED APRIL 17, 2025 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON MONDAY, JUNE 2, 2025 NXT ENERGY SOLUT

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED APRIL 17, 2025 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON MONDAY, JUNE 2, 2025 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN THAT an annual and special meeting (the "Meeting")

April 29, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of April 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of April 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pr

April 1, 2025 EX-99.4

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.4 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS I, Bruce G. Wilcox , Chief Executive Officer of NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the annual information form (“AIF”), if any, annual financial statements and annual management, discussion and analysis (“MD&A”), including, for greater certainty, all documents and information that are incorporated

April 1, 2025 EX-99.3

NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED DECEMBER 31, 2024 March 27, 2025

EXHIBIT 99.3 NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED DECEMBER 31, 2024 March 27, 2025 Table of Contents 1 ADVISORIES 1 2 CORPORATE STRUCTURE 2 2.1 COMPANY INFORMATION 2 2.2 INTERCORPORATE RELATIONSHIPS 2 3 GENERAL DEVELOPMENT OF THE BUSINESS 3 3.1 THREE YEAR HISTORY 3 (a) 2022 4 (b) 2023 4 (c) 2024 6 3.2 OUTLOOK 7 4 BUSINESS OVERVIEW 7 4.1 COMPANY’S OPERATIONS AND PRIN

April 1, 2025 EX-99.5

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.5 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS I, Eugene Woychyshyn , Vice President, Finance and Chief Financial Officer of NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the annual information form (“AIF”), if any, annual financial statements and annual management, discussion and analysis (“MD&A”), including, for greater certainty, all documents and info

April 1, 2025 EX-99.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2024, 2023 and 2022 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2024, 2023 and 2022 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of NXT Energy Solutions Inc. Opinion on the Financial Statements We have audited the accompanying consolidated balance sheets of NXT Energy Solutions Inc. (the Company) as at

April 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of March 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATEISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of March 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of pr

April 1, 2025 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2024 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2024 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “our” or the “Company”) based on information available as at March 27, 2025 and unless otherwise stated, has been approved by the

March 28, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of March 2025 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGECOMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE13a-16 OR 15d-16 UNDER THESECURITIES EXCHANGEACT OF 1934 For the month of March 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E0B4 (Address of p

March 28, 2025 EX-99.1

NXT Energy Solutions Announces 2024 Year-End Results

EXHIBIT 99.1 NXT Energy Solutions Announces 2024 Year-End Results CALGARY, AB, March 27, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter and year ended December 31, 2024 . All dollar amounts herein are in Canadian Dollars, unless otherwise identified. Bruce G. Wilcox, CEO of NXT, commen

March 20, 2025 EX-99.1

March 20, 2025

EXHIBIT 99.1 March 20, 2025 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : April 14, 2025

March 20, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

March 4, 2025 EX-12.1

CERTIFICATION

EXHIBIT 12.1 CERTIFICATION I, Bruce G. Wilcox, Director and Chief Executive Officer of NXT Energy Solutions Inc., certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumst

March 4, 2025 EX-15.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of NXT Energy Solutions Inc. Opinion on the Financial Statements We have audited the accompanying consolidated balance sheet of NXT Energy Solutions Inc. (the Company) as at D

March 4, 2025 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F/A (Amendment No. 1) (Mark One) ☐ Registration Statement Pursuant To Section 12(b) or (g) of the Securities Exchange Act of 1934 OR ☒ Annual Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2023. OR ☐ Transition Report Pursuant to Section 13 or 15(d)

March 4, 2025 EX-12.2

CERTIFICATION

EXHIBIT 12.2 CERTIFICATION I, Eugene Woychyshyn, Director and VP of Finance and Chief Financial Officer, certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances und

March 4, 2025 EX-15.3

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis

EXHIBIT 15.3 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at March 27, 2024 and unless otherwise stated, has been approved

March 4, 2025 EX-13.2

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.2 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in his capacity as an officer of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

March 4, 2025 EX-13.1

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.1 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in their capacity as officers of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

March 4, 2025 EX-2.1

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

EXHIBIT 2.1 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT NXT Energy Solutions Inc. (“NXT” or the “Company”) has the following securities registered pursuant to Section 12(g) of the Securities Exchange Act of 1934 (the “Exchange Act”): Title of each class Trading symbol Name of each exchange on which registered Common Shares NSFDF The OTC Markets QB Exchange This exhibi

March 4, 2025 EX-15.5

Consent of Independent Registered Public Accounting Firm

EXHIBIT 15.5 Consent of Independent Registered Public Accounting Firm The Board of Directors NXT Energy Solutions Inc. We consent to the use of our report dated March 31, 2023 on the consolidated financial statements of NXT Energy Solutions Inc. (the “Company”) which comprise the consolidated balance sheet as at December 31, 2022, the related consolidated statements of loss and comprehensive loss,

March 4, 2025 EX-15.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.2 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Annual Report on Form 20-F of our auditor’s report dated March 27, 2024 with respect to the consolidated financial statements of NXT Energy Solutions Inc. as at December 31, 2023 and for the year ended December 31, 2023. We also consent to the incorporation by reference in the

March 3, 2025 CORRESP

#302 3320 17th Ave. SW, Calgary, AB T3E 0B4

March 3, 2025 United States Security and Exchange Commission Division of Corporation Finance Washington D.

February 14, 2025 EX-99.1

NXT ENERGY SOLUTIONS PROVIDES OPERATIONAL UPDATE

EXHIBIT 99.1 NXT ENERGY SOLUTIONS PROVIDES OPERATIONAL UPDATE CALGARY, AB, February 14, 2025 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to provide the following operational update. Completion of Data Acquisition Operations for African Survey NXT has completed SFD® data acquisition over 14 flight days, for an oil and gas exploration company in Africa, t

February 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

January 6, 2025 CORRESP

#302 3320 17th Ave. SW, Calgary, AB T3E 0B4

January 6, 2025 United States Security and Exchange Commission Division of Corporation Finance Washington D.

December 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

December 16, 2024 EX-99.1

NXT Energy Solutions Inc. Announces Board of Director Changes

EXHIBIT 99.1 NXT Energy Solutions Inc. Announces Board of Director Changes CALGARY, AB, December 16, 2024 – NXT Energy Solutions Inc. (“NXT” or the "Company") (TSX:SFD; OTC QB:NSFDF) today announced that. John Tilson has retired from the Board of Directors (the “Board”), and that Jeffrey S. Tilson has been appointed to the Board. John Tilson is a substantial long-term shareholder of NXT and has se

November 26, 2024 EX-99.1

NXT Energy Solutions Named Finalist for 26th Annual Platts Global Energy Awards

EXHIBIT 99.1 NXT Energy Solutions Named Finalist for 26th Annual Platts Global Energy Awards CALGARY, AB, November 26, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has been named a finalist for the Energy Transition Award - Upstream category at the Annual Platts Global Energy Awards. The Platts Global Energy Awards recognize corp

November 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 13, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 13, 2024 EX-99.1

NXT Announces Receipt of Final Tranche of Convertible Debenture Offering

EXHIBIT 99.1 NXT Announces Receipt of Final Tranche of Convertible Debenture Offering CALGARY, AB, November 12, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has completed the final tranche of a planned private placement of an aggregate principal amount of US$900,000 (approximately CDN$1,252,170) of convertible debentures (the “2024 De

November 12, 2024 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and nine months ended September 30, 2024 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and nine months ended September 30, 2024 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at November 7, 2024 and unless otherwise stated

November 12, 2024 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and nine months ended September 30, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian do

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and nine months ended September 30, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) September 30, December 31, 2024 2023 Assets Current assets Cash and cash equivalents $ 874,971 $ 401,713 Short-term investments 67

November 12, 2024 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended September 30, 2024. 2. No misrepresentations: Ba

November 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 12, 2024 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended September 30, 2024. 2. No misrepresentations:

November 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 8, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES THIRD QUARTER 2024 RESULTS

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES THIRD QUARTER 2024 RESULTS CALGARY, AB, November 7, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter ended September 30, 2024. All dollar amounts herein are in Canadian Dollars, unless otherwise identified. Financial and Operating Highlights Ke

November 6, 2024 EX-99.1

NXT Energy Solutions Announces The Award Of An SFD(R) Survey Contract

EXHIBIT 99.1 NXT Energy Solutions Announces The Award Of An SFD(R) Survey Contract CALGARY, AB / ACCESSWIRE / November 5, 2024 / NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX:SFD)(OTCQB:NSFDF) is pleased to announce the award of a contract to provide an SFD® survey for AL-Haj Enterprises Private Limited ("AEPL"). Data acquisition operations for this contract are expected to commence in t

November 6, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 1, 2024 EX-99.1

NXT ANNOUNCES US$0.5 MILLION CONVERTIBLE DEBENTURE

EX-99.1 2 nxtex991.htm PRESS RELEASE EXHIBIT 99.1 NXT ANNOUNCES US$0.5 MILLION CONVERTIBLE DEBENTURE CALGARY, AB, November 1, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has received the first tranche of a planned US$900,000 (approximately CDN$1,252,080) convertible debenture (the “Debentures”) from Ataraxia Capital (“Ataraxia”) for

November 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-2

6-K 1 nxt6k.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alber

October 18, 2024 EX-99.1

NXT Energy Solutions to Present at the LD Micro Main Event XVII

EXHIBIT 99.1 NXT Energy Solutions to Present at the LD Micro Main Event XVII CALGARY, AB, October 18, 2024 - NXT Energy Solutions Inc. (“NXT” or the "Company") (TSX:SFD; OTCQB:NSFDF) today announced that Bruce G. Wilcox, NXT’s CEO, will be presenting at the 17th Annual LD Micro Main Event at the Luxe Sunset Boulevard Hotel on Tuesday, October 29, 2024, at 9:00 am PDT/12:00 pm EDT. We invite intere

October 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

October 11, 2024 EX-99.1

NXT ENERGY SOLUTIONS’ SFD AWARDED BEST EXPLORATION TECHNOLOGY AT THE 2024 GULF ENERGY INFORMATION EXCELLENCE AWARDS

EXHIBIT 99.1 NXT ENERGY SOLUTIONS’ SFD AWARDED BEST EXPLORATION TECHNOLOGY AT THE 2024 GULF ENERGY INFORMATION EXCELLENCE AWARDS CALGARY, AB, October 11, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has been awarded the “Best Exploration Technology” at the 2024 Gulf Energy Information Excellence Awards, on October 9, 2024 in Hous

October 11, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

September 26, 2024 EX-99.1

NXT ENERGY SOLUTION’S SFD TECHNOLOGY NAMED FINALIST AT THE 2024 GULF ENERGY INFORMATION EXCELLENCE AWARDS

EXHIBIT 99.1 NXT ENERGY SOLUTION’S SFD TECHNOLOGY NAMED FINALIST AT THE 2024 GULF ENERGY INFORMATION EXCELLENCE AWARDS CALGARY, AB, September 26, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has been named a finalist for Best Exploration Technology at the 2024 Gulf Energy Information Excellence Awards. The awards spotlight excell

September 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 000-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Add

September 24, 2024 6-K

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Add

September 24, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES SFD® SURVEY CONTRACT IN AFRICA

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES SFD® SURVEY CONTRACT IN AFRICA CALGARY, AB, September 24, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has entered into a contract with its Strategic Alliance Partner, Synergy Exploration and Production Technologies Limited to provide an SFD® survey for an oil and gas exploration compan

August 23, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

August 23, 2024 EX-99.1

NXT ANNOUNCES GEOTHERMAL SURVEY FOR ALBERTA GEOTHERMAL RESOURCE RECOVERY INC.

EXHIBIT 99.1 NXT ANNOUNCES GEOTHERMAL SURVEY FOR ALBERTA GEOTHERMAL RESOURCE RECOVERY INC. CALGARY, AB, August 21, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has entered into a geothermal survey agreement with Alberta Geothermal Resource Recovery Inc. (AGRRI). The survey will be flown in Alberta, Canada. The survey will be conducted

August 19, 2024 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2024. 2. No misrepresentations: Based o

August 19, 2024 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars)

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) June 30, December 31, 2024 2023 Assets Current assets Cash and cash equivalents $ 2,365,442 $ 401,713 Short-term investments 68,497 - Ac

August 19, 2024 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and six months ended June 30, 2024 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and six months ended June 30, 2024 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at August 14, 2024 and unless otherwise stated, has b

August 19, 2024 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2024. 2. No misrepresentations: Based

August 19, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

August 15, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES SECOND QUARTER 2024 RESULTS

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES SECOND QUARTER 2024 RESULTS CALGARY, AB, August 14, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter ended June 30, 2024. All dollar amounts herein are in Canadian Dollars unless otherwise identified. Financial and Operating Highlights Key fina

August 15, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

July 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

July 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 16, 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 16, 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

July 16, 2024 EX-99.1

REPORT OF VOTING RESULTS

EXHIBIT 99.1 REPORT OF VOTING RESULTS In accordance with section 11.3 of National Instrument 51-102 Continuous Disclosure Obligations, this report briefly describes the matters voted upon and the outcome of the votes at the annual meeting of shareholders of NXT Energy Solutions Inc. (the Company) held on July 16, 2024 (the Meeting). A detailed description of the business of the Meeting is containe

July 16, 2024 EX-99.1

NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders

EXHIBIT 99.1 NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders CALGARY, AB, July 16, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTC QB: NSFDF) is pleased to provide the voting results from its Annual Meeting of Shareholders held on July 15, 2024. Shareholders approved the following: · Election of Directors: Eight directors of the Company were e

June 18, 2024 EX-99.3

EX-99.3

EXHIBIT 99.3

June 18, 2024 EX-99.1

NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED JUNE 13, 2024 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON MONDAY, JULY 15, 2024 NXT ENERGY SOLUT

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED JUNE 13, 2024 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON MONDAY, JULY 15, 2024 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN THAT an annual and special meeting (the “Meeting”)

June 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 18, 2024 EX-99.2

EX-99.2

EXHIBIT 99.2

June 5, 2024 EX-99.1

1

EXHIBIT 99.1 MCAPM, LP Acquires Convertible Debenture of NXT Energy Solutions Inc. (June 3, 2024) – MCAPM, LP announced today that on May 31, 2024, it subscribed for and received an aggregate principal amount of US$2,000,000 (approximately CDN$2,680,000) of unsecured convertible debentures (the "Debentures") of NXT Energy Solutions Inc. (TSX: SFD) ("NXT") in a non-brokered private placement. The D

June 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 3, 2024 EX-99.1

NXT ANNOUNCES FULLY SUBSCRIBED US$2.0 MILLION CONVERTIBLE DEBENTURE

EXHIBIT 99.1 NXT ANNOUNCES FULLY SUBSCRIBED US$2.0 MILLION CONVERTIBLE DEBENTURE CALGARY, AB, June 3, 2024 – NXT Energy Solutions Inc. (“NXT” or the “Company”) (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has issued convertible debentures (the “Debentures”) to MCAPM LP for the principal amount of US$2,000,000, being approximately CDN$2,742,800, pursuant to the terms of a subscription agreeme

May 22, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES SFD® SURVEY CONTRACT

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES SFD® SURVEY CONTRACT CALGARY, AB, May 22, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has entered into a contract to provide an SFD® survey to an independent oil and gas exploration company in Southeast Asia. Data acquisition operations for this contract are expected to commence in the

May 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 16, 2024 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended March 31, 2024. 2. No misrepresentations: Based

May 16, 2024 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2024 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2024 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at May 14, 2024 and unless otherwise stated, has been approv

May 16, 2024 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended March 31, 2024. 2. No misrepresentations: Base

May 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 16, 2024 EX-99.1

CUSIP Number

EXHIBIT 99.1 May 16, 2024 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : June 10, 2024 Re

May 16, 2024 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars)

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2024 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) March 31, December 31, 2024 2023 Assets Current assets Cash and cash equivalents $ 532,622 $ 401,713 Accounts receivable (Note 3) 892,936 1,828,523 Prepaid

May 15, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 15, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 15, 2024 EX-99.1

CANCELLATION OF MEETING

EXHIBIT 99.1 May 14, 2024 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC CANCELLATION OF MEETING Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Me

May 15, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES FIRST QUARTER 2024 RESULTS

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES FIRST QUARTER 2024 RESULTS CALGARY, AB, May 14, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter ended March 31, 2024. All dollar amounts herein are in Canadian Dollars unless otherwise identified. Financial and Operating Highlights Key financi

May 8, 2024 EX-99.1

April 05, 2024

EXHIBIT 99.1 April 05, 2024 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : May 02, 2024 R

May 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

April 26, 2024 EX-12.1

CERTIFICATION

EXHIBIT 12.1 CERTIFICATION I, Bruce G. Wilcox, Director and Interim Chief Executive Officer of NXT Energy Solutions Inc., certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

April 26, 2024 EX-12.2

CERTIFICATION

EXHIBIT 12.2 CERTIFICATION I, Eugene Woychyshyn, VP of Finance and Chief Financial Officer, certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such

April 26, 2024 EX-15.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of NXT Energy Solutions Inc. Opinion on the Financial Statements We have audited the accompanying consolidated balance sheet of NXT Energy Solutions Inc. (the Company) as at D

April 26, 2024 EX-15.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.2 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Annual Report on Form 20-F of our auditor’s report dated March 27, 2024 with respect to the consolidated financial statements of NXT Energy Solutions Inc. as at December 31, 2023 and for the year ended December 31, 2023. We also consent to the incorporation by reference in the

April 26, 2024 EX-13.1

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.1 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in their capacity as officers of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

April 26, 2024 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ Registration Statement Pursuant To Section 12(b) or (g) of the Securities Exchange Act of 1934 OR ☒ Annual Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2023. OR ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Ex

April 26, 2024 EX-2.1

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

EXHIBIT 2.1 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT NXT Energy Solutions Inc. (“NXT” or the “Company”) has the following securities registered pursuant to Section 12(g) of the Securities Exchange Act of 1934 (the “Exchange Act”): Title of each class Trading symbol Name of each exchange on which registered Common Shares NSFDF The OTC Markets QB Exchange This exhibi

April 26, 2024 EX-13.2

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.2 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in his capacity as an officer of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

April 26, 2024 EX-15.3

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis

EXHIBIT 15.3 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at March 27, 2024 and unless otherwise stated, has been approved

April 4, 2024 EX-99.6

EX-99.6

EXHIBIT 99.6

April 4, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

April 4, 2024 EX-99.1

NXT Energy Solutions to Present at the LD Micro Invitational XIV Conference

EXHIBIT 99.1 NXT Energy Solutions to Present at the LD Micro Invitational XIV Conference CALGARY, AB, April 3, 2024 - NXT Energy Solutions Inc. (“NXT” or the "Company") (TSX:SFD; OTCQB:NSFDF) today announced that it will be presenting at the 14th Annual LD Micro Invitational Conference at the Sofitel New York on Tuesday, April 9, 2024, at 5:30 pm EDT. Bruce G. Wilcox, Interim CEO, will be presenti

April 4, 2024 EX-99.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2023, 2022 and 2021 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors and Shareholders of NXT Energy Solutions Inc. Opinion on the Financial Statements We have audited the accompanying consolidated balance sheet of NXT Energy Solutions Inc. (the Company) as at D

April 4, 2024 EX-99.4

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.4 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS I, Bruce G. Wilcox , Interim Chief Executive Officer of NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the annual information form (“AIF”), if any, annual financial statements and annual management, discussion and analysis (“MD&A”), including, for greater certainty, all documents and information that are incor

April 4, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

April 4, 2024 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2023 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at March 27, 2024 and unless otherwise stated, has been approved

April 4, 2024 EX-99.5

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.5 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS I, Eugene Woychyshyn , Vice President, Finance and Chief Financial Officer of NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the annual information form (“AIF”), if any, annual financial statements and annual management, discussion and analysis (“MD&A”), including, for greater certainty, all documents and info

April 4, 2024 EX-99.7

EX-99.7

EXHIBIT 99.7

April 4, 2024 EX-99.3

NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED DECEMBER 31, 2023 March 27, 2024

EXHIBIT 99.3 NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED DECEMBER 31, 2023 March 27, 2024 Table of Contents 1 ADVISORIES 1 2 CORPORATE STRUCTURE 2 2.1 COMPANY INFORMATION 2 2.2 INTERCORPORATE RELATIONSHIPS 3 3 GENERAL DEVELOPMENT OF THE BUSINESS 3 3.1 THREE YEAR HISTORY 3 (a) 2021 4 (b) 2022 6 (c) 2023 6 3.2 OUTLOOK 8 4 BUSINESS OVERVIEW 8 4.1 COMPANY’S OPERATIONS AND PRIN

March 28, 2024 EX-99.1

NXT ENERGY SOLUTIONS ANNOUNCES 2023 YEAR-END RESULTS AND INVESTOR CONFERENCE CALL

EXHIBIT 99.1 NXT ENERGY SOLUTIONS ANNOUNCES 2023 YEAR-END RESULTS AND INVESTOR CONFERENCE CALL CALGARY, AB, March 27, 2024 – NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter and year ended December 31, 2023 as well as significant subsequent events. All dollar amounts herein are in Canadian Doll

March 28, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

February 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

February 29, 2024 EX-99.1

NXT Energy Solutions Provides Operational Update

EXHIBIT 99.1 NXT Energy Solutions Provides Operational Update CALGARY, Alberta, Feb. 29, 2024 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to provide the following operational update. Completion of Turkish Survey NXT has delivered the final SFD® survey results to its Turkish customer and is currently in Türkiye supporting the integration

January 12, 2024 EX-99.1

NXT Announces Closing of Private Placement of Convertible Debentures

EXHIBIT 99.1 NXT Announces Closing of Private Placement of Convertible Debentures CALGARY, Alberta, Jan. 12, 2024 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce the closing of the private placement of convertible debentures that was previously announced on November 9, 2023 (the “Debentures”) for a total of US$1,872,000 (approxi

January 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

January 3, 2024 EX-99.1

NXT Energy Solutions Provides Update on Turkish SFD® Survey

EXHIBIT 99.1 NXT Energy Solutions Provides Update on Turkish SFD® Survey CALGARY, Alberta, Jan. 03, 2024 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that its Turkish customer has requested NXT to add additional line kilometers to the original SFD® survey. NXT’s aircraft and equipment remain in Turkiye, to complete the data a

January 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

November 27, 2023 EX-99.1

NXT Energy Solutions Announces Mobilization of Turkish SFD® Survey

EXHIBIT 99.1 NXT Energy Solutions Announces Mobilization of Turkish SFD® Survey CALGARY, Alberta, Nov. 27, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the mobilization of its aircraft and equipment to begin the contracted SFD® survey in Turkiye that was announced on September 5, 2023. The contract is an important milestone for

November 27, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 16, 2023 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and nine months ended September 30, 2023 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three and nine months ended September 30, 2023 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at November 14, 2023 and unless otherwise state

November 16, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 16, 2023 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and nine months ended September 30, 2023 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian do

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and nine months ended September 30, 2023 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) September 30, December 31, 2023 2022 Assets Current assets Cash and cash equivalents $ 369,408 $ 263,437 Accounts receivable 58,28

November 16, 2023 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Interim Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended September 30, 2023. 2. No misrepresentat

November 16, 2023 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended September 30, 2023. 2. No misrepresentations:

November 14, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 14, 2023 EX-99.1

NXT Energy Solutions Announces Third Quarter 2023 Results

EXHIBIT 99.1 NXT Energy Solutions Announces Third Quarter 2023 Results CALGARY, Alberta, Nov. 14, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the three and nine months ended September 30, 2023. All dollar amounts herein are in Canadian Dollars unless otherwise identified. Finan

November 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addr

November 9, 2023 EX-99.1

NXT Announces US$2.5 Million Convertible Debenture Offering of Which US$1.0 Million Is Subscribed by an Insider

EXHIBIT 99.1 NXT Announces US$2.5 Million Convertible Debenture Offering of Which US$1.0 Million Is Subscribed by an Insider CALGARY, Alberta, Nov. 09, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has received conditional approval from the Toronto Stock Exchange (the “TSX”) to offer a multi-tranche convertible debentu

September 5, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 000-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Add

September 5, 2023 EX-99.1

NXT Energy Solutions Announces SFD Survey Contract

EXHIBIT 99.1 NXT Energy Solutions Announces SFD Survey Contract CALGARY, Alberta, Sept. 05, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce that it has executed a contract to provide an SFD® survey to an independent oil and gas exploration company in Turkiye, which is strategically located at the junction of Eastern Europe,

August 14, 2023 EX-99.3

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.3 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Bruce G. Wilcox, Interim Chief Executive Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2023. 2. No misrepresentations:

August 14, 2023 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2023 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars)

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three and six months ended June 30, 2023 NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) June 30, December 31, 2023 2022 Assets Current assets Cash and cash equivalents $ 1,050,424 $ 263,437 Accounts receivable 53,165 57,065

August 14, 2023 EX-99.2

NXT ENERGY SOLUTIONS INC. Management's Discussion and Analysis For the three and six months ended June 30, 2023 Management's Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management's Discussion and Analysis For the three and six months ended June 30, 2023 Management's Discussion and Analysis This management's discussion and analysis ("MD&A") was prepared by management of NXT Energy Solutions Inc. ("NXT", "we", "us", "our" or the "Company") based on information available as at August 10, 2023 and unless otherwise stated, has b

August 14, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

August 14, 2023 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended June 30, 2023. 2. No misrepresentations: Based

August 11, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

August 11, 2023 EX-99.1

NXT Energy Solutions Announces Second Quarter 2023 Results

EXHIBIT 99.1 NXT Energy Solutions Announces Second Quarter 2023 Results CALGARY, Alberta, Aug. 11, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the three and six months ended June 30, 2023. All dollar amounts herein are in Canadian Dollars unless otherwise identified. Financial

August 4, 2023 EX-99.1

NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders

EXHIBIT 99.1 NXT Energy Solutions Inc. Announces Results of Annual Meeting of Shareholders CALGARY, Alberta, Aug. 03, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTC QB: NSFDF) is pleased to provide the voting results from its Annual Meeting of Shareholders held on August 2, 2023. Shareholders approved the following: Election of Directors: The incumbent si

August 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

August 4, 2023 EX-99.1

REPORT OF VOTING RESULTS

EXHIBIT 99.1 REPORT OF VOTING RESULTS In accordance with section 11.3 of National Instrument 51-102 Continuous Disclosure Obligations, this report briefly describes the matters voted upon and the outcome of the votes at the annual meeting of shareholders of NXT Energy Solutions Inc. (the Company) held on August 2, 2023 (the Meeting). A detailed description of the business of the Meeting is contain

August 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

August 4, 2023 EX-99.1

SUBSCRIPTION AGREEMENT

EXHIBIT 99.1 EXECUTION VERSION SUBSCRIPTION AGREEMENT THIS SUBSCRIPTION AGREEMENT is made this 24th day of May, 2023. B E T W E E N: ATARAXIA CAPITAL, a corporation incorporated and existing under the laws of Mauritius (the “Subscriber”) - and - NXT ENERGY SOLUTIONS INC., a corporation incorporated and existing under the laws of the Province of Alberta (the “Issuer” or “NXT”) WHEREAS the Subscribe

August 4, 2023 EX-99.2

INVESTOR RIGHTS AGREEMENT

EXHIBIT 99.2 INVESTOR RIGHTS AGREEMENT THIS INVESTOR RIGHTS AGREEMENT is made as of May 31, 2023, BETWEEN: NXT ENERGY SOLUTIONS INC., a corporation incorporated under the laws of Alberta (the “Company”) AND: ATARAXIA CAPITAL, a corporation incorporated under the laws of Mauritius (“Investor”) WHEREAS: A. Investor has subscribed for a certain aggregate principal amount of secured convertible debent

August 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-240

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addres

July 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

July 26, 2023 EX-99.1

NXT Provides Updates on the Ataraxia Convertible Debenture and Preferred Share Terms

EXHIBIT 99.1 NXT Provides Updates on the Ataraxia Convertible Debenture and Preferred Share Terms CALGARY, Alberta, July 26, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to provide the following updates on the convertible debentures and an amendment to the Preferred Share Terms included as “Schedule C” in its Management Information

July 10, 2023 EX-99.1

NXT Receives Payment Towards the Closing of Second Tranche of the US$2.3 Million Convertible Debenture

EXHIBIT 99.1 NXT Receives Payment Towards the Closing of Second Tranche of the US$2.3 Million Convertible Debenture CALGARY, Alberta, July 10, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has received an additional US$0.2 million of the previously announced US$2.3 million convertible debenture from Ataraxia Capital, a

July 10, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

July 7, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2023 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

July 7, 2023 EX-99.3

EX-99.3

EXHIBIT 99.3

July 7, 2023 EX-99.1

NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED JUNE 30, 2023 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON WEDNESDAY, AUGUST 2, 2023 NXT ENERGY S

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND MANAGEMENT INFORMATION CIRCULAR DATED JUNE 30, 2023 WITH RESPECT TO THE ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS TO BE HELD ON WEDNESDAY, AUGUST 2, 2023 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN THAT an annual and special meeting (the “Meetin

July 7, 2023 EX-99.2

NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. NOTICE OF ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS NOTICE IS HEREBY GIVEN THAT an annual and special meeting (the “Meeting”) of holders (“Shareholders”) of common shares (the “Common Shares”) of NXT Energy Solutions Inc. (the “Company” or “NXT”) will be held as follows: When: 10:00 am (Calgary time) on Wednesday, August 2, 2023 Where: Norton Rose Fulbright

June 21, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027

6-K 1 f6k062123.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alber

June 21, 2023 EX-99.1

NXT Energy Solutions Announces Appointment of Interim Chief Executive Officer

EXHIBIT 99.1 NXT Energy Solutions Announces Appointment of Interim Chief Executive Officer CALGARY, Alberta, June 21, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce the appointment of Mr. Bruce G. Wilcox as Interim Chief Executive Officer, effective immediately. Mr. Wilcox has been a member of the Company’s board of direct

June 13, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 13, 2023 EX-99.1

June 2, 2023

EXHIBIT 99.1 June 2, 2023 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : June 28, 2023 Re

June 7, 2023 EX-99.1

NXT Announces Closing of First Tranche of US$2.3 Million Convertible Debenture, New Board Member and Revised AGM Date

EXHIBIT 99.1 NXT Announces Closing of First Tranche of US$2.3 Million Convertible Debenture, New Board Member and Revised AGM Date CALGARY, Alberta, June 05, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has received US$1.2 million of the previously announced US$2.3 million convertible debenture from Ataraxia Capital,

June 7, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

June 1, 2023 EX-99.2

EX-99.2

EXHIBIT 99.2

June 1, 2023 EX-99.3

EX-99.3

EXHIBIT 99.3

June 1, 2023 EX-99.1

Notice of Change of Auditor Pursuant to National Instrument 51-102 (Part 4.11)

EXHIBIT 99.1 Notice of Change of Auditor Pursuant to National Instrument 51-102 (Part 4.11) TO: Alberta Securities Commission British Columbia Securities Commission Ontario Securities Commission AND TO: KPMG LLP MNP LLP In accordance with section 4.11 of National Instrument 51-102, NXT Energy Solutions Inc. (the “Company”) hereby provides notice as follows: 1. Effective as of April 25, 2023, KPMG

June 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2023 Commission File Number: 000-24027

6-K 1 nxt6k.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302, 3320-17th Avenue S.W. Calgary, Alberta

May 30, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027

6-K 1 f6k052923.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Albert

May 30, 2023 EX-99.1

NXT Announces Change of Auditor

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 NXT Announces Change of Auditor CALGARY, Alberta, May 29, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce the appointment of MNP LLP as its auditor for the year ended December 31, 2023, subject to shareholder approval at the next annual and special meeting of shareholders. MNP

May 25, 2023 EX-99.1

NXT Announces Strategic Alliance With Synergy E&P Technologies Limited and a US$2.3 Million Convertible Debenture Financing by a Synergy Affiliate

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 NXT Announces Strategic Alliance With Synergy E&P Technologies Limited and a US$2.3 Million Convertible Debenture Financing by a Synergy Affiliate CALGARY, Alberta, May 24, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce a ten-year strategic alliance and associated financing w

May 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number: 000-24027

6-K 1 nxt6k.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302, 3320-17th Avenue S.W. Calgary, Alberta T

May 18, 2023 EX-99.5

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.5 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE I, Eugene Woychyshyn, Chief Financial Officer, NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions Inc. (the “issuer”) for the interim period ended March 31, 2023. 2. No misrepresentations: Base

May 18, 2023 EX-99.1

NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2023

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Unaudited Condensed Consolidated Interim Financial Statements For the three months ended March 31, 2023 [1] NXT ENERGY SOLUTIONS INC. Condensed Consolidated Interim Balance Sheets (Unaudited-expressed in Canadian dollars) March 31, December 31, 2023 2022 Assets Current assets Cash and cash equivalents $ 467,539 $ 263,437 Accounts receivable 91,764 57,065 Prep

May 18, 2023 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2023 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the three months ended March 31, 2023 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at May 15, 2023 and unless otherwise stated, has been approv

May 18, 2023 EX-99.4

FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE

EXHIBIT 99.4 FORM 52-109F2 CERTIFICATION OF INTERIM FILINGS FULL CERTIFICATE We, Bruce G. Wilcox, Gerry Sheehan and Charles Selby, together Directors and members of the Management Committee of the Board of Directors of NXT Energy Solutions Inc., certify the following: 1. Review: We have reviewed the interim financial report and interim MD&A (together, the “interim filings”) of NXT Energy Solutions

May 16, 2023 EX-99.1

NXT Energy Solutions Announces First Quarter 2023 Results

EXHIBIT 99.1 NXT Energy Solutions Announces First Quarter 2023 Results CALGARY, Alberta, May 15, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter ended March 31, 2023. All dollar amounts herein are in Canadian Dollars unless otherwise identified. Financial and Operating

May 16, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address o

May 12, 2023 EX-15.3

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2022 Management’s Discussion and Analysis

EXHIBIT 15.3 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2022 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at March 31, 2023 and unless otherwise stated, has been approved

May 12, 2023 EX-15.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2022, 2021 and 2020 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 15.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2022, 2021 and 2020 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors NXT Energy Solutions Inc. Opinion on the Consolidated Financial Statements We have audited the accompanying consolidated balance sheets of NXT Energy Solutions Inc. (the “Comp

May 12, 2023 EX-13.1

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.1 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in their capacity as officers of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

May 12, 2023 EX-12.2

CERTIFICATION

EXHIBIT 12.2 CERTIFICATION I, Eugene Woychyshyn, certify that: 1. I have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

May 12, 2023 EX-13.2

Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.2 Certification Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Chapter 63, Title 18 U.S.C. §§ 1350(a) and (b)), the undersigned hereby certifies in his capacity as an officer of NXT Energy Solutions Inc. (the “Company”) that the Annual Report of the Company on Form 20-F f

May 12, 2023 EX-12.1

CERTIFICATION

EXHIBIT 12.1 CERTIFICATION We, Bruce G. Wilcox, Gerry Sheehan and Charles Selby, together Directors and members of the Management Committee of the Board of Directors of NXT Energy Solutions Inc., certify that: 1. We have reviewed this annual report on Form 20-F of NXT Energy Solutions Inc.; 2. Based on our knowledge, this report does not contain any untrue statement of a material fact or omit to s

May 12, 2023 EX-15.2

Consent of Independent Registered Public Accounting Firm

EXHIBIT 15.2 Consent of Independent Registered Public Accounting Firm The Board of Directors NXT Energy Solutions Inc. We consent to the use of our report dated March 31, 2023 on the consolidated financial statements of NXT Energy Solutions Inc. (the “Company”) which comprise the consolidated balance sheets as at December 31, 2022 and 2021, the related consolidated statements of loss and comprehen

May 12, 2023 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ Registration Statement Pursuant To Section 12(b) or (g) of the Securities Exchange Act of 1934 OR ☒ Annual Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2022. OR ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Ex

May 12, 2023 EX-2.1

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

EXHIBIT 2.1 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT NXT Energy Solutions Inc. (“NXT” or the “Company”) has the following securities registered pursuant to Section 12(g) of the Securities Exchange Act of 1934 (the “Exchange Act”): Title of each class Trading symbol Name of each exchange on which registered Common Shares NSFDF The OTC Markets QB Exchange This exhibi

May 9, 2023 EX-99.2

EX-99.2

EXHIBIT 99.2

May 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number: 000-24027

6-K 1 nxt6k.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302, 3320-17th Avenue S.W. Calgary, Alberta T

May 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 or 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2023 Commission File Number: 000-24027

6-K 1 nxt6k.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 or 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant’s name into English) Suite 302, 3320-17th Avenue S.W. Calgary, AB T3E 0

May 9, 2023 EX-99.1

Notice of Change of Auditor Pursuant to National Instrument 51-102 (Part 4.11)

EXHIBIT 99.1 Notice of Change of Auditor Pursuant to National Instrument 51-102 (Part 4.11) TO: Alberta Securities Commission British Columbia Securities Commission Ontario Securities Commission AND TO: KPMG LLP In accordance with section 4.11 of National Instrument 51-102, NXT Energy Solutions Inc. (the “Company”) hereby provides notice as follows: 1. Effective as of April 25, 2023, KPMG LLP (the

May 9, 2023 EX-99.1

April 28, 2023

EXHIBIT 99.1 April 28, 2023 CANCELLED 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Record Date for Notice of Meeting : Record Date for Voting (if appl

May 2, 2023 NT 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 000-024027 CUSIP NUMBER NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☒ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended December 31, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Re

April 19, 2023 EX-99.1

March 24, 2023

EXHIBIT 99.1 March 24, 2023 324-8th Avenue SW, 8th floor Calgary AB, T2P 2Z2 www.computershare.com To: All Canadian Securities Regulatory Authorities Subject: NXT ENERGY SOLUTIONS INC Dear Sir/Madam: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : April 18, 2023

April 19, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2023 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302, 3320-17th Avenue S.W. Calgary, Alberta T3E 0B4 Canada (Address

April 6, 2023 EX-99.2

NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2022 Management’s Discussion and Analysis

EXHIBIT 99.2 NXT ENERGY SOLUTIONS INC. Management’s Discussion and Analysis For the year ended December 31, 2022 Management’s Discussion and Analysis This management’s discussion and analysis (“MD&A”) was prepared by management of NXT Energy Solutions Inc. (“NXT”, “we”, “us”, “our” or the “Company”) based on information available as at March 31, 2023 and unless otherwise stated, has been approved

April 6, 2023 EX-99.6

EX-99.6

EXHIBIT 99.6

April 6, 2023 EX-99.1

NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2022, 2021 and 2020

EXHIBIT 99.1 NXT ENERGY SOLUTIONS INC. Consolidated Financial Statements For the Years ended December 31, 2022, 2021 and 2020 KPMG LLP 205 5th Avenue SW Suite 3100 Calgary AB T2P 4B9 Tel 403-691-8000 Fax 403-691-8008 www.kpmg.ca REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and Board of Directors NXT Energy Solutions Inc. Opinion on the Consolidated Financial Statemen

April 6, 2023 EX-99.4

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.4 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS We, Bruce G. Wilcox, Gerry Sheehan and Charles Selby, together Directors and members of the Management Committee of the Board of Directors of NXT Energy Solutions Inc., certify the following: 1. Review: We have reviewed the AIF, if any, annual financial statements and annual MD&A, including, for greater certainty, all documents and informa

April 6, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2023 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302, 3320-17th Avenue S.W. Calgary, Alberta T3E 0B4 Canada (Address

April 6, 2023 EX-99.3

NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED 31 DECEMBER 2022 March 31, 2023

EXHIBIT 99.3 NXT ENERGY SOLUTIONS INC. ANNUAL INFORMATION FORM FOR THE YEAR ENDED 31 DECEMBER 2022 March 31, 2023 Table of Contents 1 ADVISORIES 1 2 CORPORATE STRUCTURE 2 2.1 COMPANY INFORMATION. 2 2.2 INTERCORPORATE RELATIONSHIPS 2 3 GENERAL DEVELOPMENT OF THE BUSINESS 3 3.1 THREE YEAR HISTORY. 3 (a) 2020 3 (b) 2021 4 (c) 2022 6 3.2 OUTLOOK. 6 4 BUSINESS OVERVIEW 7 4.1 COMPANY'S OPERATIONS AND PR

April 6, 2023 EX-99.7

EX-99.7

EXHIBIT 99.7

April 6, 2023 EX-99.5

FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS

EXHIBIT 99.5 FORM 52-109F1 CERTIFICATION OF ANNUAL FILINGS I, Eugene Woychyshyn , Vice President, Finance and Chief Financial Officer of NXT Energy Solutions Inc., certify the following: 1. Review: I have reviewed the AIF, if any, annual financial statements and annual MD&A, including, for greater certainty, all documents and information that are incorporated by reference in the AIF (together, the

April 3, 2023 EX-99.1

NXT Energy Solutions Announces 2022 Year-End Results

EXHIBIT 99.1 NXT Energy Solutions Announces 2022 Year-End Results CALGARY, Alberta, March 31, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) today announced the Company's financial and operating results for the quarter and year ended December 31, 2022 as well as significant subsequent events. All dollar amounts herein are in Canadian Dollars unl

April 3, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number: 000-2402

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Address

January 26, 2023 EX-99.1

NXT Announces Closing of Private Placement and Announces Investor Call

EXHIBIT 99.1 NXT Announces Closing of Private Placement and Announces Investor Call CALGARY, Alberta, Jan. 25, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce the closing of its private placement announced on December 22, 2022 (the “Private Placement’) for total net proceeds of approximately $1,882,195 in connection with th

January 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

January 23, 2023 EX-99.1

NXT Announces Passing of Chairman and CEO George Liszicasz

EXHIBIT 99.1 NXT Announces Passing of Chairman and CEO George Liszicasz CALGARY, Alberta, Jan. 23, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) announces with great sadness that Chief Executive Officer, George Liszicasz, passed away suddenly early yesterday morning. Mr. Liszicasz has been in declining health for several months and his duties w

January 23, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Alberta, Canada, T3E 0B4 (Addre

January 20, 2023 EX-99.1

NXT Announces Executive Management Transitions

EXHIBIT 99.1 NXT Announces Executive Management Transitions CALGARY, Alberta, Jan. 20, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) announces that its Chief Executive Officer, Mr. George Liszicasz, has informed the Board of Directors that he will be taking a medical leave of absence in order to address personal and private health matters. In l

January 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24

6-K 1 f6k012023.htm FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number: 000-24027 NXT Energy Solutions Inc. (Translation of registrant's name into English) Suite 302 3320 - 17th Avenue SW Calgary, Al

January 11, 2023 EX-99.1

NXT Announces Closing of the Second $1.60 Million Tranche of Its $2.32 Million Private Placement and New Insider

EXHIBIT 99.1 NXT Announces Closing of the Second $1.60 Million Tranche of Its $2.32 Million Private Placement and New Insider CALGARY, Alberta, Jan. 11, 2023 (GLOBE NEWSWIRE) - NXT Energy Solutions Inc. ("NXT" or the "Company") (TSX: SFD; OTCQB: NSFDF) is pleased to announce it has now received an additional $1,600,950 in connection with the issuance of 8,210,000 common shares in the second tranch

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