President and CEO · PERMA FIX ENVIRONMENTAL SERVICES INC (PESI)

Mark Duff

A named executive officer of PERMA FIX ENVIRONMENTAL SERVICES in every fiscal year CompBrief holds from FY2018 to FY2025. Every figure below is printed as the company filed it and cited to the filing it came from.

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Total disclosed compensation, FY2025

$453,081

FY2024: $456,461

2nd of 5 named executive officers at Perma FIX Environmental Services by FY2025 total.

5 named officers on file for PERMA FIX ENVIRONMENTAL SERVICES, FY2025

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What this number hides

The filing gives the total. PERMA FIX ENVIRONMENTAL SERVICES’s full Executive Compensation Report gives every award, the disclosed peer set and what the total leaves out — the pair adds the board’s.

Compensation figures as of the proxy filed June 12, 2026 (DEF 14A).

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Mark Duff compensation by year

PERMA FIX ENVIRONMENTAL SERVICES Summary Compensation Table · all 8 fiscal years held
In US dollars, as PERMA FIX ENVIRONMENTAL SERVICES reports it. Most recent year shaded. Totals are the company’s disclosed totals.
ComponentFY2018FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Salary$275,125$287,000$344,400$350,341$374,870$382,367$417,155$417,155
Bonus$0$0$0$0$0$0$0$0
Stock awards$0$0$0$0$0$0$0$0
Option awards$0$35,564$0$175,518$0$140,840$0$0
Non-equity incentive$0$110,699$107,010$0$0$187,435$0$0
Pension and deferred compensation$0$0$0$0$0$0$0$0
All other$29,555$29,680$29,930$37,121$41,270$37,453$39,306$35,926
Total$304,680$462,943$481,340$562,980$416,140$748,095$456,461$453,081

Each year as stated in that year's proxy. A dash means the company reported no figure in that column. Source: PERMA FIX ENVIRONMENTAL SERVICES INC DEF 14A filed June 12, 2026, accession 0001493152-26-028364, and prior-year filings. Open the filing on EDGAR.

How this page was built: the PERMA FIX ENVIRONMENTAL SERVICES INC filed document, accession 0001493152-26-028364. Every figure is read from that document and cited to the page and table it appears in. Filed June 12, 2026.

$305K
$463K
$481K
$563K
$416K
$748K
$456K
$453K
FY18
FY19
FY20
FY21
FY22
FY23
FY24
FY25
SalaryNon-equity incentiveOption awardsAll other

Equity holdings

unvested awards at FY2025 year-end
TypeUnvested unitsValue at year-endExercise price
Option42,000—$3.95
Option10,000—$7.00

Per the Outstanding Equity Awards at Fiscal Year-End table in PERMA FIX ENVIRONMENTAL SERVICES INC's FY2025 proxy; value at the fiscal year-end close, as the company printed it.

PERMA FIX ENVIRONMENTAL SERVICES’s named executive officers, FY2025

as the company reported each
Named executive officerRoleFY2025 total
Troy EshlemanCOO$624,131
Mark Duff · this pagePresident and CEO$453,081
Ben NaccaratoCFO$392,185
Richard GrondinEVP of Hanford Waste Operations$359,682
Louis CentofantiEVP of Strategic Initiatives$308,552

Board service

PERMA FIX ENVIRONMENTAL SERVICES board · FY2023–FY2025

How this board is paid

Company policy: PERMA FIX ENVIRONMENTAL SERVICES pays directors a $46,000 cash retainer. As stated in PERMA FIX ENVIRONMENTAL SERVICES's FY2025 proxy.

The full PERMA FIX ENVIRONMENTAL SERVICES compensation record

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This page is one person within PERMA FIX ENVIRONMENTAL SERVICES's record. The company brief lists every named executive, each linking to their own page.

Compensation, the day it’s disclosed

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How this record is built

Every figure on this page is one figure from a public SEC filing, printed as the filing states it and cited to the document. Compensation totals are PERMA FIX ENVIRONMENTAL SERVICES's own disclosed totals, not summed by Velarion. Insider transactions are read from Form 4 filings and cover every line filed since the most recent proxy. Nothing is estimated by Velarion; where the company does not disclose a value the cell reads "—", and a section appears only where the company discloses the data. Corrections: records@velarion.ai.

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Mark Duff's compensation dossier