Perma-Fix Environmental Services Inc.
Organization details
- Legal name
- Perma-Fix Environmental Services Inc.
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Industrials
- SIC code
- 4955 — Hazardous Waste Management
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Atlanta
- Headquarters state / province
- Georgia
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- PESI
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0000891532
- EIN
- 58-1954497
- Wikidata ID
- Q30256497
Board of directors
-
Joe Reeder · DirectorSince 2023
-
Joseph Timothy Grumski · DirectorSince 2023
-
Kerry C. Duggan · DirectorSince 2023
-
Larry Shelton · DirectorSince 2023
-
Louis F. Centofanti · Director · EVP of Strategic InitiativesSince 2023
-
Mark A. Zwecker · DirectorSince 2023
-
Mark Duff · Director · President and CEOSince 2023
-
Thomas Bostick · DirectorSince 2023
-
Zach Paul Wamp · DirectorSince 2023
Chief executives
Director election results
Annual meeting of July 22, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
96.7%
Board connections
1 of this board's directors also sit on 1 other board. 1 is in the same sector.
-
CSX Corporation Same sectorvia Thomas Bostick
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Oct 28, 2026 | Grondin Richard Officer (EVP of Hanford Waste Ops) | Option exercise | +5,000 | $7.01 | $35,025 |
| Oct 28, 2026 | Grondin Richard Officer (EVP of Hanford Waste Ops) | Shares withheld for tax | −2,564 | $13.66 | $35,024 |
| Oct 1, 2026 | Thomas Bostick Director | Grant or award | +1,108 | $11.74 | $13,005 |
| Oct 1, 2026 | Kerry C. Duggan Director | Grant or award | +748 | $11.74 | $8,780 |
| Oct 1, 2026 | Joseph Timothy Grumski Director | Grant or award | +1,438 | $11.74 | $16,879 |
| Oct 1, 2026 | Mark A. Zwecker Director | Grant or award | +1,038 | $11.74 | $12,184 |
| Oct 1, 2026 | Joe Reeder Director | Grant or award | +1,289 | $11.74 | $15,130 |
| Oct 1, 2026 | Larry Shelton Director | Grant or award | +1,246 | $11.74 | $14,625 |
| Oct 1, 2026 | Zach Paul Wamp Director | Grant or award | +775 | $11.74 | $9,097 |
| Jul 13, 2026 | Larry Shelton Director | Option exercise | +2,400 | $4.60 | $11,040 |
| Jul 1, 2026 | Thomas Bostick Director | Grant or award | +1,213 | $10.72 | $13,003 |
| Jul 1, 2026 | Kerry C. Duggan Director | Grant or award | +819 | $10.72 | $8,780 |
| Jul 1, 2026 | Joseph Timothy Grumski Director | Grant or award | +1,528 | $10.72 | $16,380 |
| Jul 1, 2026 | Larry Shelton Director | Grant or award | +1,365 | $10.72 | $14,633 |
| Jul 1, 2026 | Zach Paul Wamp Director | Grant or award | +849 | $10.72 | $9,101 |
Peers
Compare boardsOrganizations in the same sector, closest in location and size first.
Questions about Perma-Fix Environmental Services Inc.
Who is the CEO of Perma-Fix Environmental Services Inc.?
Mark Duff is Perma-Fix Environmental Services Inc.'s President and CEO.
How many directors are on Perma-Fix Environmental Services Inc.'s board?
Perma-Fix Environmental Services Inc.'s board has 9 directors: Joe Reeder, Joseph Timothy Grumski, Kerry C. Duggan, Larry Shelton, Louis F. Centofanti, Mark A. Zwecker, Mark Duff, Thomas Bostick and Zach Paul Wamp.
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