Top EPA remediation services contractors
In the 12 months ending Oct 5, 2026, the Environmental Protection Agency obligated $585.4M in net prime contract dollars under NAICS 562910, down 33.1% from $875.7M in the preceding 12 months. 57 prime contractors received positive obligations, and 16 of them accounted for 80% of that spend.
Prime contracts funded by the Environmental Protection Agency. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top EPA contractors for NAICS 562910
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Kemron/Arrowhead JV, LLC | $71.1M | $8.5M | 11.3% | ▲ 16 |
| 2 | Environmental Restoration LLC | $65.2M | $115.4M | 10.4% | ▲ 1 |
| 3 | Hydrogeologic, Inc. | $49.1M | $46.9M | 7.8% | ▲ 2 |
| 4 | Tehama Technical Services, LLC | $47.6M | $0 | 7.6% | New |
| 5 | Cape Environmental Management Inc | $35.5M | $10.0M | 5.7% | ▲ 11 |
| 6 | AECOM Technical Services, Inc. | $34.8M | $28.4M | 5.5% | ▲ 1 |
| 7 | CDM Federal Programs Corporation | $34.5M | $26.0M | 5.5% | ▲ 1 |
| 8 | EA Engineering, Science, and Technology, Inc., PBC | $32.5M | $74.1M | 5.2% | ▼ 4 |
| 9 | ch2m Hill, Inc | $27.0M | $34.5M | 4.3% | ▼ 3 |
| 10 | J. F. Brennan Company, Inc. | $21.6M | $3.0M | 3.4% | ▲ 16 |
| 11 | C M C, Inc. | $17.7M | $8.5M | 2.8% | ▲ 7 |
| 12 | Sevenson Environmental Services, Inc. | $16.9M | $164.6M | 2.7% | ▼ 11 |
| 13 | Tetra Tech, Inc. | $15.7M | $38K | 2.5% | ▲ 46 |
| 14 | Aptim HDR, LLC | $15.2M | $58K | 2.4% | ▲ 43 |
| 15 | Jacobs Engineering Group Inc. | $14.4M | $25.7M | 2.3% | ▼ 6 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Kemron/Arrowhead JV, LLC$8.5M → $71.1M (+$62.6M) · now #1
- Tehama Technical Services, LLC$0 → $47.6M (+$47.6M) · now #4
- Cape Environmental Management Inc$10.0M → $35.5M (+$25.5M) · now #5
Largest declines
- Environmental Quality Management, Inc$141.7M → −$39.1M (−$180.9M) · no latest-period obligations
- Sevenson Environmental Services, Inc.$164.6M → $16.9M (−$147.7M) · now #12
- Environmental Restoration LLC$115.4M → $65.2M (−$50.2M) · now #2
New to this market
7 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Tehama Technical Services, LLC | Mar 11, 2026 | $47.6M |
| HGL-Portage JV LLC | Jul 13, 2026 | $8.5M |
| North Wind-EA Advantage JV, LLC | Nov 4, 2025 | $4.0M |
| Ayuda Auxilio Solutions JV LLC | May 12, 2026 | $146K |
| BB&E, Inc. | Sep 11, 2026 | $79K |
| Clean Harbors Environmental Services Inc | Jun 18, 2026 | $40K |
| Amazon.com Services LLC | May 8, 2026 | $9K |
Where the money comes from
Funding sub-agencies within the Environmental Protection Agency, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Environmental Protection Agency | $585.4M | $875.7M | Down $290.3M (33.1%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 68HE0923F0004 | Arrowhead Contracting, LLC CONTRACT THROUGH AMRCS FOR RESPONSE ACTIVITIES TO ADDRESS CONTAMINATED SOIL REMOVAL AND DISPOSAL AT THE COVE TRANSFER STATION (CTS) COMPLEX | $33.6M | Jan 24, 2027 |
| 68HE0524F0122 | AECOM Technical Services, Inc. VELSICOL DOWNGRADIENT VERTICAL BARRIER WALL IN ST. LOUIS, MI. | $38.5M | Mar 29, 2027 |
| 68HE0423F0051 | C M C, Inc. WESTSIDE LEAD SUPERFUND SITE, REMEDIAL ACTION SITE ID: GAN000407160 (C482) | $45.0M | Mar 31, 2027 |
| 68HE0422F0011 | Kemron Environmental Services, Inc. MISSISSIPPI PHOSPHATE SITE WATER TREATMENT SYSTEM. SSID: B45U | $42.0M | Mar 31, 2027 |
| 68HE0524C0005 | Leisnoi Diversified-Kemron 8a JV, LLC OTTAWA RADIATION NPL 8, OTTAWA, IL DOL MEGAPROJECT | $66.9M | Apr 11, 2027 |
| 68HE0523F0046 | Kemron/Arrowhead JV, LLC VELSICOL NORTH DISPOSAL AREA SOIL VAPOR EXTRACTION SYSTEM REMEDIAL ACTION | $44.6M | May 29, 2027 |
| 68HE0522F0071 | J. F. Brennan Company, Inc. SPIRIT LAKE PHASE III TASK ORDER UNDER GLNPO-RRS MATOC | $35.4M | Oct 20, 2027 |
| 68HE0523F0038 | AECOM Technical Services, Inc. LITTLE SCIOTO RIVER TASK ORDER | $73.0M | Dec 31, 2027 |
| W9123826FA013 | Tehama Technical Services, LLC ENVIRONMENTAL REMEDIATION SERVICES AT THE LAVA CAP MINE | $47.6M | Mar 10, 2028 |
| 68HE0526F0032 | Kemron/Arrowhead JV, LLC RES TASK ORDER - SOUTHSIDE CHATTANOOGA LEAD SITE | $46.9M | Mar 31, 2028 |
Common questions
Who are the top EPA contractors for NAICS 562910?
In the latest 12 months, Kemron/Arrowhead JV, LLC ($71.1M), Environmental Restoration LLC ($65.2M), Hydrogeologic, Inc. ($49.1M) received the most EPA obligations for remediation services.
How concentrated is this market?
The eight largest primes held 58.9% of positive obligations, and Kemron/Arrowhead JV, LLC alone held 11.3%. 7 contractors won their first obligations in this market during the latest 12 months.
Are any large EPA NAICS 562910 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 68HE0923F0004 (Arrowhead Contracting, LLC, $33.6M obligated), ending Jan 24, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
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$14.1MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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