PERMA FIX ENVIRONMENTAL SERVICES INC
For the period ended Dec 31, 2025. Filed Mar 24, 2026.
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FY2025 · Filed Mar 24, 2026
PESI$15.47-0.8%Stored close · as of Nov 10, 2026
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Item 15. Exhibits and Financial Statement Schedules
| ITEM 15. | EXHIBITS AND FINANCIAL STATEMENT SCHEDULE |
|---|
The following documents are filed as a part of this report:
| (a)(1) | Consolidated Financial Statements |
|---|---|
| See Item 8 for the Index to Consolidated Financial Statements. | |
| (a)(2) | Financial Statement Schedule |
| Schedules are not required, are not applicable or the information is set forth in the consolidated financial statements or notes thereto. | |
| (a)(3) | Exhibits |
| The Exhibits listed in the Exhibit Index are filed or incorporated by reference as a part of this report. |
SIGNATURES
Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
| By | /s/ Mark Duff | Date | March 24, 2026 |
|---|---|---|---|
| Mark Duff | |||
| Chief Executive Officer, President and | |||
| Principal Executive Officer | |||
| By | /s/ Ben Naccarato | Date | March 24, 2026 |
| Ben Naccarato | |||
| Chief Financial Officer and | |||
| Principal Financial Officer | |||
Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant and in capacities and on the dates indicated.
| By | /s/ Thomas P. Bostick | Date | March 24, 2026 |
|---|---|---|---|
| Thomas P. Bostick, Director | |||
| By | /s/Dr. Louis F. Centofanti | Date | March 24, 2026 |
| Dr. Louis F. Centofanti, Director | |||
| By | /s/Mark J. Duff | Date | March 24, 2026 |
| Mark J. Duff, Director | |||
| By | /s/ Kerry C. Duggan | Date | March 24, 2026 |
| Kerry C. Duggan, Director | |||
| By | /s/Joseph T. Grumski | Date | March 24, 2026 |
| Joseph T. Grumski, Director | |||
| By | /s/ Joe R. Reeder | Date | March 24, 2026 |
| Joe R. Reeder, Director | |||
| By | /s/ Larry M. Shelton | Date | March 24, 2026 |
|---|---|---|---|
| Larry M. Shelton, Chairman of the Board | |||
| By | /s/ Zach P. Wamp | Date | March 24, 2026 |
|---|---|---|---|
| Zach P. Wamp, Director | |||
| By | /s/ Mark A. Zwecker | Date | March 24, 2026 |
|---|---|---|---|
| Mark A. Zwecker, Director | |||
EXHIBIT INDEX
| Exhibit No. | Description |
| 3(i) | Restated Certificate of Incorporation, as amended, of Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 3(i) to the Company’s Form 10-Q for Quarter ended March 31, 2021 filed on May 6, 2021. |
| 3(ii) | Second Amended and Restated Bylaws, as amended effective November 13, 2025, of Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 3(ii) to the Company’s 8-K filed on November 19, 2025. |
| 4.1 | Revised Second Amended and Restated Revolving Credit, Term Loan and Security Agreement referenced as Annex A in the Fifth Amendment, as incorporated by reference from Exhibit 4.2 to the Company’s Form 8-K filed on August 29, 2022. |
| 4.2 | Tenth Amendment to Second Amended and Restated Revolving Credit, Term Loan and Security Agreement dated March 11, 2025, between Perma-Fix Environmental Services, Inc. and PNC Bank, National Association, as incorporated by reference from Exhibit 4.7 to the Company’s Form 10-K for the year ended December 31, 2024, filed on March 13, 2025. |
| 10.1 | 2003 Outside Directors’ Stock Plan of the Company, as incorporated by reference from Exhibit 10.1 to the Company’s 2019 Form 10-K filed on March 20, 2020. |
| 10.2 | First Amendment to 2003 Outside Directors Stock Plan, as incorporated by reference from Exhibit 10.2 to the Company’s 2019 Form 10-K filed on March 20, 2020. |
| 10.3 | Second Amendment to 2003 Outside Directors Stock Plan, as incorporated by reference from Exhibit 10.3 to the Company’s 2023 Form 10-K, filed on March 13, 2024. |
| 10.4 | Third Amendment to 2003 Outside Directors Stock Plan, as incorporated by reference from Exhibit 10.4 to the Company’s 2023 Form 10-K, filed on March 13, 2024. |
| 10.5 | Fourth Amendment to 2003 Outside Directors Stock Plan, as incorporated by reference from Exhibit 10.5 to the Company’s 2023 Form 10-K, filed on March 13, 2024. |
| 10.6 | Fifth Amendment to 2003 Outside Directors Stock Plan, as incorporated by reference from Exhibit A to the Company’s Proxy Statement for its 2021 Annual Meeting of Stockholders filed on June 10, 2021. |
| 10.7 | 2017 Stock Option Plan, as incorporated by reference from Exhibit 10.7 to the Company’s 2023 Form 10-K, filed on March 13, 2024. |
| 10.8 | First Amendment to 2017 Stock Option Plan, as incorporated by reference from Appendix “A” to the Company’s Proxy Statement for its 2020 Annual Meeting of Stockholders filed on June 12, 2020. |
| 10.9 | Second Amendment to 2017 Stock Option Plan, as incorporated by reference from Appendix “A” to the Company’s Proxy Statement for it 2023 Annual Meeting of Stockholders filed on June 8, 2023. |
| 10.10 | Employment Agreement dated April 20, 2023, between Mark Duff, Chief Executive Officer, and Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 99.1 to the Company’s Form 8-K filed on April 26, 2023. |
| 10.11 | Employment Agreement dated April 20, 2023, between Ben Naccarato, Chief Financial Officer, and Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 99.2 to the Company’s Form 8-K filed on April 26, 2023. |
| 10.12 | Employment Agreement dated April 20, 2023, between Dr. Louis Centofanti, EVP of Strategic Initiatives, and Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 99.3 to the Company’s Form 8-K filed on April 26, 2023. |
| 10.13 | Employment Agreement dated April 20, 2023, between Richard Grondin, EVP of Waste Treatment Operations and Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 99.5 to the Company’s Form 8-K filed on April 26, 2023. |
| 10.14 | Memorandum amending Employment Agreement dated April 20, 2023, for EVP of Waste Treatment Operations, as incorporated by reference from Exhibit 99.7 to the Company’s Form 8-K filed January 29, 2025. |
| 10.15 | Employment Agreement dated April 17, 2025, between Troy Eshleman, Chief Operating Officer, and Perma-Fix Environmental Services, Inc., as incorporated by reference from Exhibit 99.1 to the Company’s Form 8-K filed on April 21, 2025. |
| 10.16 | 2026 Incentive Compensation Plan for Chief Executive Officer, effective January 1, 2026, as incorporated by reference from Exhibit 10.1 to the Company’s Form 8-K filed on January 28, 2026. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.17 | 2026 Incentive Compensation Plan for Chief Financial Officer, effective January 1, 2026, as incorporated by reference from Exhibit 10.2 to the Company’s Form 8-K filed on January 28, 2026. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.18 | 2026 Incentive Compensation Plan for EVP of Strategic Initiatives, effective January 1, 2026, as incorporated by reference from Exhibit 10.3 to the Company’s Form 8-K filed on January 28, 2026. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.19 | 2026 Incentive Compensation Plan for EVP of Hanford and International Waste Operations, effective January 1, 2026, as incorporated by reference from Exhibit 10.4 to the Company’s Form 8-K filed on January 28, 2026. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LLIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.20 | 2026 Incentive Compensation Plan for Chief Operating Officer, effective January 1, 2026, as incorporated by reference from Exhibit 10.5 to the Company’s Form 8-K filed on January 28, 2026. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LLIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.21 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and Chief Executive Officer, dated October 14, 2021, as incorporated by reference from Exhibit 99.1 to the Company’s Form 8-K/A filed on October 20, 2021. |
| 10.22 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and Chief Financial Officer, dated October 14, 2021, as incorporated by reference from Exhibit 99.2 to the Company’s Form 8-K/A filed on October 20, 2021. |
| 10.23 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and EVP of Strategic Initiatives, dated October 14, 2021, as incorporated by reference from Exhibit 99.3 to the Company’s Form 8-K/A filed on October 20, 2021. |
| 10.24 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and EVP of Waste Treatment Operations, dated October 14, 2021, as incorporated by reference from Exhibit 99.4 to the Company’s Form 8-K/A filed on October 20, 2021. |
| 10.25 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and Chief Executive Officer, dated January 19, 2023, as incorporated by reference from Exhibit 99.6 to the Company’s Form 8-K filed on January 23, 2023. |
| 10.26 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and Chief Financial Officer, dated January 19, 2023, as incorporated by reference from Exhibit 99.7 to the Company’s Form 8-K filed on January 23, 2023. |
| 10.27 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and EVP of Strategic Initiatives, dated January 19, 2023, as incorporated by reference from Exhibit 99.8 to the Company’s Form 8-K filed on January 23, 2023. |
| 10.28 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and EVP of Waste Treatment Operations, dated January 19, 2023, as incorporated by reference from Exhibit 99.10 to the Company’s Form 8-K filed on January 23, 2023. |
| 10.29 | Incentive Stock Option Agreement between Perma-Fix Environmental Services, Inc. and Chief Operating Officer, dated January 23, 2025, as incorporated by reference from Exhibit 99.6 to the Company’s Form 8-K filed on January 29, 2025. |
| 10.30 | Mixed Direct & Framework Contract for Services (Number -945711-IPR-2023), issued by European Commission to Perma-Fix Environmental Services, Inc. and Campoverde Srl, dated December 18, 2023, as incorporated by reference from Exhibit 10.35 to the Company’s 2023 Form 10-K, filed on March 13, 2024. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. |
| 10.31 | Form of Placement Agents’ Warrants, as incorporated by reference from Exhibit 10.3 to the Company’s Form 8-K filed on May 24, 2024. |
| 10.32 | Form of Representative’s Warrants in connection with Underwriting Agreement, dated as of December 18, 2024, as incorporated by reference to exhibit 10.31 to the Company’s 2024 Form 10-K, filed on March 13, 2025. |
| 10.33 | Collective Bargaining Agreement between Perma-Fix Northwest Richland, Inc. and United Association of Plumbers and Steamfitters Local Union 598, Effective October 1, 2025, as incorporated by reference from Exhibit 10.1 to the Company’s Form 10-Q for the Quarter ended September 30, 2025, filed on November 10, 2025. CERTAIN INFORMATION WITHIN THIS EXHIBIT HAS BEEN EXCLUDED BECAUSE IT IS NOT MATERIAL AND COULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IS PUBLICLY DISCLOSED. |
| 19 | Insider Trading Policy and Procedures (Stock Trading, Report & Blackout Policy. |
| 21.1 | List of Subsidiaries |
| 23.1 | Consent of Grant Thornton, LLP |
| 31.1 | Certification by Mark Duff, Chief Executive Officer and Principal Executive Officer of the Company pursuant to Rule 13a-14(a) and 15d-14(a). |
| 31.2 | Certification by Ben Naccarato, Chief Financial Officer and Principal Financial Officer of the Company pursuant to Rule 13a-14(a) and 15d-14(a). |
| 32.1 | Certification by Mark Duff, Chief Executive Officer and Principal Executive Officer of the Company furnished pursuant to 18 U.S.C. Section 1350. |
| 32.2 | Certification by Ben Naccarato, Chief Financial Officer and Principal Financial Officer of the Company furnished pursuant to 18 U.S.C. Section 1350. |
| 97 | Perma-Fix Clawback Policy. |
| 101.INS | Inline XBRL Instance Document* |
| 101.SCH | Inline XBRL Taxonomy Extension Schema Document* |
| 101.CAL | Inline XBRL Taxonomy Extension Calculation Linkbase Document* |
| 101.DEF | Inline XBRL Taxonomy Extension Definition Linkbase Document* |
| 101.LAB | Inline XBRL Taxonomy Extension Labels Linkbase Document* |
| 101.PRE | Inline XBRL Taxonomy Extension Presentation Linkbase Document* |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document) |
*Pursuant to Rule 406T of Regulation S-T, the Interactive Data File in Exhibit 101 hereto are deemed not filed or part of a registration statement or prospectus for purposes of Section 11 or 12 of the Securities Act of 1933, as amended, are deemed not filed for purpose of Section 18 of the Securities Exchange Act of 1934, as amended, and otherwise are not subject to liability under those sections.
The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.