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Midas Edge

Data Storage Corp

For the period ended Dec 31, 2025. Filed Apr 14, 2026.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Apr 14, 2026

DTST$2.68+1.7%Stored close · as of Nov 9, 2026

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Contents

ITEM 16. FORM 10-K SUMMARY

Not applicable.

EXHIBIT INDEX

Exhibit No.Description
2.1Unit Purchase Agreement, by and among Data Storage Corporation, DTST Sub, LLC, CloudFirst Technologies Corporation, CloudFirst Technologies, LLC, and Total Server Solutions Holdings, LLC, dated July 11, 2025(incorporated by reference to Exhibit 2.1 of the Current Report on Form 8-K (File No. 001-35384) filed July 15, 2025)
3.1Articles of Incorporation (incorporated by reference to Exhibit 3.1 to the Registrant’s Registration Statement on Form SB-2 (File No. 333-148167) filed December 19, 2007).
3.2Certificate of Amendment to Articles of Incorporation (incorporated by reference to Exhibit 3.1 to Form 8-K (File No. 333-148167) filed October 24, 2008).
3.3Certificate of Amendment to Articles of Incorporation (incorporated by reference to Exhibit 3.1 on Form 8-K (File No. 333-148167) filed January 9, 2009).
3.4Bylaws (incorporated by reference to Exhibit 3.2 to the Registrant’s Registration Statement on Form SB-2 (File No. 333-148167) filed December 19, 2007).
3.5Amended Bylaws (incorporated by reference to Exhibit 3.2 to Form 8-K (File No. 333-148167) filed October 24, 2008).
3.6Form of Certificate of Amendment to the Articles of Incorporation, dated March 8, 2021 (incorporated by reference to Appendix A to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.7Form of Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed October 7, 2008 (incorporated by reference to Appendix C to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.8Form of Certificate of Validation and Ratification of the Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed October 7, 2008 (incorporated by reference to Appendix C to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.9Form of Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed October 16, 2008 (incorporated by reference to Appendix D to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.10Form of Certificate of Validation and Ratification of the Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed October 16, 2008 (incorporated by reference to Appendix D to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.11Form of Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed January 6, 2009 (incorporated by reference to Appendix E to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.12Form of Certificate of Validation and Ratification of the Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed January 6, 2009 (incorporated by reference to Appendix E to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.13Form of Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed June 24, 2009 (incorporated by reference to Appendix F to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.14Form of Certificate of Validation and Ratification of the Certificate of Correction to the Certificate of Amendment to the Articles of Incorporation, originally filed June 24, 2009 (incorporated by reference to Appendix F to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.15Certificate of Designations, Preferences and Rights of Series A Preferred Stock of Data Storage Corporation, dated June 24, 2009 (incorporated by reference to Appendix F to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
3.16Amendment to Bylaws, effective May 3, 2024 (incorporated by reference to Exhibit 3.1 to Form 8-K (File No. 001-35384) filed May 6, 2024).
4.1Share Exchange Agreement, by and among, Euro Trend Inc., Data Storage Corporation and the shareholders of Data Storage Corporation named on the signature page thereto, dated October 20, 2008 (incorporated by reference to Exhibit 10.1 to Form 8-K/A (File No. 333-148167) filed June 29, 2009).
4.2Data Storage Corporation 2010 Incentive Award Plan (incorporated by reference to Exhibit 10.1 on Form S-8/A (File No. 333-169042) filed October 25, 2010).
4.3Amended and Restated Data Storage Corporation 2010 Incentive Award Plan, adopted April 23, 2012 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed April 26, 2012).
4.4Data Storage Corporation 2021 Stock Incentive Plan, originally adopted March 8, 2021 (incorporated by reference to Appendix B to the Information Statement on Schedule 14C (File No. 001-35384) filed March 8, 2021).
4.5Representative’s Warrant Agreement, dated May 18, 2021 (incorporated by reference to Exhibit 4.1 to Form 8-K (File No. 001-35384) filed May 18, 2021).
4.6Form of Common Stock Warrant, dated May 18, 2021 (incorporated by reference to Exhibit 4.2 to Form 8-K (File No. 001-35384) filed May 18, 2021).
4.7Warrant Agency Agreement, by and between the Company and VStock Transfer LLC, dated May 18, 2021 (incorporated by reference to Exhibit 4.3 to Form 8-K (File No. 001-35384) filed May 18, 2021).
4.8Form of Warrant (incorporated by reference to Exhibit 4.1 to Form 8-K (File No. 001-35384) filed July 20, 2021).
4.9Description of Securities (incorporated by reference to Exhibit 4.10 to Annual Report on Form 10-K (File No. 001-35384) filed March 31, 2023).
10.1Asset Purchase Agreement by and between ABC Services Inc., Harold Schwartz, Thomas Kempster, Data Storage Corporation Inc., a Delaware corporation, and Data Storage Corporation, a Nevada corporation, dated October 25, 2016 (incorporated by reference to Exhibit 10.1 to Form 8K (File No. 001-35384) filed October 31, 2016).
10.2Asset Purchase Agreement by and between ABC Services II Inc., Harold Schwartz, Thomas Kempster, Data Storage Corporation Inc., a Delaware corporation, and Data Storage Corporation, a Nevada corporation, dated October 25, 2016 (incorporated by reference to Exhibit 10.2 to Form 8K (File No. 001-35384) filed October 31, 2016).
10.3Form of Stockholders Agreement, by and between Data Storage Corporation, Nexxis Inc., and John Camello, dated November 13, 2017 (incorporated by reference to Exhibit 10.22 to Form 10Q (File No. 001-35384) filed November 19, 2018).
10.4Form of Employment Agreement, by and between Data Storage Corporation, Nexxis Inc., and John Camello, dated November 13, 2017 (incorporated by reference to Exhibit 10.23 to Form 10-Q (File No. 001-35384) filed November 19, 2018).
10.5Buyout Lease Agreement, by and between Data Storage Corporation and Systems Trading, Inc. dated April 12, 2018 (incorporated by reference to Exhibit 10.6 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.6FMV Lease Agreement, by and between Data Storage Corporation and Systems Trading, Inc. dated October 3, 2018 (incorporated by reference to Exhibit 10.7 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.7Buyout Lease Agreement DSC003, by and between Data Storage Corporation and Systems Trading, Inc. dated December 19, 2018 (incorporated by reference to Exhibit 10.8 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.8Buyout Lease Agreement DSC004, by and between Data Storage Corporation and Systems Trading, Inc. dated December 19, 2018 (incorporated by reference to Exhibit 10.9 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.9Addendum 1 to Lease DSC003, by and between Data Storage Corporation and Systems Trading, Inc. dated March 20, 2019 (incorporated by reference to Exhibit 10.10 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.10Addendum 1 to Lease DSC004, by and between Data Storage Corporation and Systems Trading, Inc. dated March 20, 2019 (incorporated by reference to Exhibit 10.11 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.11Buyout Lease Agreement DSC006, by and between Data Storage Corporation and Systems Trading, Inc. dated January 10, 2020 (incorporated by reference to Exhibit 10.12 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.12Agreement and Plan of Merger, by and between Data Storage Corporation, Data Storage FL, LLC, and Flagship Solutions, LLC, and the owners of Equity Interests (as defined therein), dated February 4, 2021 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed February 10, 2021).
10.13Amendment to the Agreement and Plan of Merger, by and between Data Storage Corporation, Data Storage FL, LLC, Flagship Solutions, LLC, and the owners of Equity Interests (as defined therein), dated February 12, 2021 (incorporated by reference to Exhibit 10.2 to the Current Report on Form 8-K (File No. 001-35384) filed February 16, 2021).
10.14Buyout Lease Agreement DSC007, by and between Data Storage Corporation and Systems Trading, Inc. dated March 4, 2021 (incorporated by reference to Exhibit 10.15 to Form 10-K (File No. 001-35384) filed March 31, 2021).
10.15Form of Securities Purchase Agreement, by and between Data Storage Corporation and certain purchasers identified on the signature page thereto, dated July 19, 2021 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed July 20, 2021).
10.16#Form of Employment Agreement, by and between Data Storage Corporation and Charles M. Piluso, effective as of January 1, 2023 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed March 31, 2023).
10.17#Form of Employment Agreement, by and between Data Storage Corporation and Chris H. Panagiotakos effective as of January 1, 2023 (incorporated by reference to Exhibit 10.2 to Form 8-K (File No. 001-35384) filed March 31, 2023).
10.18Sublease Agreement, by and between Sentinel Benefits Group, LLC and Sentinel Benefits Group, Inc. and Data Storage Corporation, dated January 2024 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed March 27, 2024)
10.19#Employment Agreement Amendment, by and between Data Storage Corporation and Charles M. Piluso, effective January 1, 2024 (incorporated by reference to Exhibit 10.20 to Form 10-K (File No. 001-35384) filed March 31, 2024).
10.20#Employment Agreement Amendment, by and between Data Storage Corporation and Chris H. Panagiotakos, effective January 1, 2024 (incorporated by reference to Exhibit 10.21 to Form 10-K (File No. 001-35384) filed March 31, 2024).
10.21#Amendment No. 1 to the Data Storage Corporation 2021 Stock Incentive Plan, as amended and restated, dated June 20, 2024 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed June 24, 2024).
10.22Equity Distribution Agreement, dated July 18, 2024, by and between Data Storage Corporation and Maxim Group LLC (Incorporated by reference to Exhibit 1.1 to Registration Statement on Form S-3 (File No. 333-280881) filed July 18, 2024)
10.23Form of Support Agreement, by and between Total Server Solutions Holdings, LLC, Data Storage Corporation and stockholder identified on the signature page thereto, dated July 11, 2025 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed July 15, 2025)
10.24Asset Contribution Agreement , by and among Data Storage Corporation, CloudFirst Technologies Corporation, Flagship Solutions, LLC, Secure Infrastructure & Services LLC and CloudFirst Global LLC, dated September 11, 2025 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed September 16, 2025)
10.25#Employment Agreement Amendment, by and between Data Storage Corporation and Charles M. Piluso, effective January 1, 2026 (incorporated by reference to Exhibit 10.1 to Form 8-K (File No. 001-35384) filed February 13, 2026)
10.26#Employment Agreement Amendment, by and between Data Storage Corporation and Chris Panagiotakos, January 1, 2026 (incorporated by reference to Exhibit 10.2 to Form 8-K (File No. 001-35384) filed February 13, 2026)
19.1Second Amended and Restated Insider Trading Policy (incorporated by reference to Exhibit 19.1 to Form 10-K (File No. 001-35384) filed March 31, 2025)
21.1*List of Subsidiaries of Data Storage Corporation
23.1*Consent of Rosenberg Rich Baker Berman P.A., Independent Registered Accounting Firm
24.1Power of Attorney – Signature Page
31.1*Certification of Principal Executive Officer Pursuant to Exchange Act Rule 13a-14(a), As adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2*Certification of Principal Financial Officer Pursuant to Exchange Act Rule 13a-14(a), As adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1*Certification by the Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2*Certification by the Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
97.1Clawback Policy (incorporated by reference to Exhibit 97.1 to Form 10-K (File No. 001-35384) filed March 31, 2024).
99.1Unaudited Pro Forma Condensed Consolidated Balance Sheet as of June 30, 2025, and the Unaudited Pro Forma Condensed Consolidated Statement of Operations for the Six Months Ended June 30, 2025 and for the years ended December 31, 2024 and 2023 (incorporated by reference to Exhibit 99.2 to Form 8-K (File No. 001-35384) filed September 16, 2025)
*Filed herewith
#Indicates management contract or compensatory plan.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this to this report to be signed on its behalf by the undersigned, thereunto duly authorized on the 14 th day of April, 2026.

DATA STORAGE CORPORATION
By:/s/ Charles M. Piluso
Name: Charles M. Piluso
Chief Executive Officer and Chairman of the Board
(Principal Executive Officer)
Date: April 14, 2026
By:/s/ Chris H. Panagiotakos
Name: Chris H. Panagiotakos
Title: Chief Financial Officer
(Principal Financial and Principal Accounting Officer)
Date: April 14, 2026
ContentsView on SEC.gov

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