WASHINGTON, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION For the transition period from _______________to_______________ Commission File No. 001-11596 PERMA-FIX ENVIRONMENTAL SERVICES, INC. (Exact name of registrant as specified in its charter) Delaware ...

Perma-Fix Environmental Services, Inc. (NASDAQ:PESI) Q2 2022 Earnings Conference Call August 5, 2022 11:00 AM ET Company Participants David Waldman - Investor Relations Mark Duff - President and Chief Executive Officer Benio Naccarato - Chief Financial Officer Dr. Lou Centofanti - Executive Vice President, Strategic Initiatives Conference Call Participants Howard Brous - Wellington Shields & Co. David Wright - Henry Investment Trust Ryan Hamilton - Morgan Dempsey Capital Management Michael Prouting - 10K Ca ...

| --- | --- | --- | |----------------------------------------------------------------|-------|-------| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A global leader in nuclear and mixed waste management services | | | | Investor Presentation: July 2022 | | | | Presented By: Mark Duff, Chief Executive Officer | | | | NASDAQ: PESI | | | Safe Harbor Certain statements contained within this presentation may be deemed "forward-looking statements" within the meaning of Section 27A of the Securities Ac ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-11596 PERMA-FIX ENVIRONMENTAL SERVICES, INC. (Exact name of registrant as specified in its charter) Delaware 58-1954497 (State or other jurisdi ...

Perma-Fix Environmental Services Inc (NASDAQ:PESI) Q1 2022 Earnings Conference Call May 5, 2022 11:00 AM ET Company Participants David Waldman - Investor Relations Mark Duff - President and Chief Executive Officer Lou Centofanti - Executive Vice President, Strategic Initiatives Ben Naccarato - Chief Financial Officer Conference Call Participants Howard Brous - Wellington Shields Steven Fine - Private Investor Aaron Warwick - Breakout Investors James Godfrey - Godfrey Consulting Group Operator Good afternoo ...

WASHINGTON, D.C. 20549 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Exact name of registrant as specified in its charter) (Former name, former address and former fiscal year, if changed since last report) Delaware (State or other jur ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____ to _____ Commission File No. 1-11596 PERMA-FIX ENVIRONMENTAL SERVICES, INC. (Exact name of registrant as specified in its charter) Delaware 58-1954497 State or other ...

Perma-Fix Environmental Services Inc. (NASDAQ:PESI) Q4 2021 Earnings Conference Call March 31, 2022 11:00 AM ET Company Participants David Waldman - Investor Relations Mark Duff - President and CEO Dr. Lou Centofanti - EVP, Strategic Initiatives Ben Naccarato - Chief Financial Officer Conference Call Participants Howard Brous - Wellington Shields Aaron Warwick - Breakout Investors Ross Taylor - ARS Investment Partners Ryan Hamilton - Morgan Dempsey Capital Management Operator Good morning, ladies and gentle ...

Perma-Fix Environmental Services, Inc. (NASDAQ:PESI) Q3 2021 Earnings Conference Call November 12, 2021 2:00 PM ET Company Participants David Waldman – Investor Relations Mark Duff – President and Chief Executive Officer Ben Naccarato – Chief Financial Officer Lou Centofanti – Executive Vice President-Strategic Initiatives Conference Call Participants Howard Brous – Wellington Shields Ryan Hamilton – Morgan Dempsey Capital Management Operator Good afternoon, ladies and gentlemen, and welcome to the Perma-F ...

Commission File No. 001-111596 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 PERMA-FIX ENVIRONMENTAL SERVICES, INC. Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to (Address of principal executive of ices) (Zip Code) (770) 587-9898 (Exact name of registrant ...