PSC F112: Environmental Systems Protection – Oil Spill Response
F112 is the product and service code (PSC) federal agencies use for “Environmental Systems Protection – Oil Spill Response”, in the “Environmental Systems Protection” group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 1
- Federal contract spending, FY2025
- $69.2 million
- Share of contract dollars to small businesses, since FY2024
- 62%
Open count as of Oct 28, 2026, 9:03 PM ET. The search counts live, so its total can differ by a notice or two.
Open PSC F112 contracts with 2+ days to respond
- Spill Response Services
✦ The Navy's Naval Facilities Engineering Systems Command (NAVFAC) Far East wants a contractor on call around the clock to respond to oil and hazardous substance (OHS) spills at…
Due in 7 daysNov 4, 2026, 2:00 PM JST
Where F112 sits in the PSC Manual
- Category: Service
- Group F: Natural Resources Management
- Group F1: Environmental Systems Protection
- Code F112: Environmental Systems Protection – Oil Spill Response
NAICS codes used with PSC F112
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with F112 most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC F112 |
|---|---|---|---|
| 562910 | Remediation Services | $176.8 million | — |
| 561210 | Facilities Support Services | $15.8 million | — |
| 541990 | All Other Professional, Scientific, and Technical Services | $903,982 | — |
| 541620 | Environmental Consulting Services | $731,927 | — |
| 562211 | Hazardous Waste Treatment and Disposal | $715,475 | — |
| 524210 | Insurance Agencies and Brokerages | $371,700 | — |
| 562998 | All Other Miscellaneous Waste Management Services | — | 1 |
Open contracts under each code, with any PSC: NAICS 562910 · NAICS 561210 · NAICS 541990 · NAICS 541620 · NAICS 562211 · NAICS 524210 · NAICS 562998
Who buys under PSC F112
Agencies with the most contract dollars under F112 over the last three fiscal years, per USAspending.gov. Each name links to that agency's open contracts and buying history:
| Agency | Obligated |
|---|---|
| U.S. Coast Guard | $140.8 million |
| Defense Logistics Agency | $34.8 million |
| Bureau of Safety and Environmental Enforcement | $15.6 million |
| Department of the Air Force | $1.8 million |
| National Oceanic and Atmospheric Administration | $550,235 |
| Department of the Navy | $476,211 |
| Department of the Army | $464,680 |
| U.S. Customs and Border Protection | $386,250 |
Federal spending under PSC F112 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $57.9 million |
| FY2025 | $69.2 million |
| FY2026 (incomplete) | $68.8 million |
Headline figures use FY2025, the last complete year. FY2026 is still incomplete and will rise until about early January 2027 as Defense data arrives: USAspending.gov publishes Defense contracts 90 days after they're signed.
Who wins PSC F112 contracts
| Company | Obligated, last 3 years |
|---|---|
| Environmental, Safety & Health Consulting Services, Inc. | $55.6 million |
| Couvillion Group LLC | $22.5 million |
| The Source Group, Inc. | $21.6 million |
| Applied Research Associates, Inc. | $15.5 million |
| Resolve Marine Group Inc | $13.1 million |
| Global Diving & Salvage, Inc. | $10.9 million |
| T & T Marine Salvage, Inc. | $10.3 million |
| Clean Harbors Environmental Services Inc | $10 million |
| HGL-Aptim Technologies JV LLC | $8.3 million |
| Power Engineering Construction Company | $3.4 million |
Linked names have a FedReady profile, which shows the NAICS codes a business is registered as small under. Most large companies have none.
Large prime contractors (companies that hold the contract with the agency) subcontract part of their work to small businesses. See which primes subcontract, by NAICS code.
Research PSC F112 work
By the NAICS codes this work goes with, the one with the most spending first: who won recently, contracts ending soon, agencies' planned buys and the large primes that subcontract it, nationwide. Each code shows only the pages that exist for it:
- 562910 Remediation Services: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 561210 Facilities Support Services: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 541990 All Other Professional, Scientific, and Technical Services: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
Related PSC codes
- F101 Environmental Systems Protection – Air Quality Support
- F102 Ind Invest Surv/TCH Sup
- F103 Environmental Systems Protection – Water Quality Support
- F104 Ind Invest Surv/TCH Sup
- F105 Environmental Systems Protection – Pesticides Support
- F106 Toxic Substances Support Services
- F107 Environmental Systems Protection – Toxic and Hazardous Substance Analysis
- F108 Environmental Systems Protection – Environmental Remediation
- F109 Environmental Systems Protection – Leaking Underground Storage Tank Support
- F110 Environ Sys Protect – Development of Environ Impact STMTS/Assessments, Tech Analysis/Environ Audits
Frequently asked questions
What is PSC F112?
F112 is the service code in the federal Product and Service Code (PSC) Manual named “Environmental Systems Protection – Oil Spill Response”, under F (Natural Resources Management) and F1 (Environmental Systems Protection). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC F112?
Most federal contract dollars under PSC F112 go with NAICS 562910 (Remediation Services), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC F112?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC F112 right now. FedReady can match new ones to your business and email you, free.
Keep going
Sources: SAM.gov Contract Opportunities, USAspending.gov and the PSC Manual. How we count.