Top DoD hazardous waste treatment and disposal contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $233.5M in net prime contract dollars under NAICS 562211, down 73.2% from $871.7M in the preceding 12 months. 119 prime contractors received positive obligations, and 17 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 562211
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 | Bechtel National, Inc. | $46.5M | $237.7M | 19.9% | ▲ 1 |
| 2 | Bechtel Parsons Blue Grass, a Joint Venture | $25.7M | $289.5M | 11.0% | ▼ 1 |
| 3 | Environmental Rail Solutions Inc | $19.4M | $0 | 8.3% | New |
| 4 | Aptim Federal Services, LLC | $12.6M | $15.8M | 5.4% | — |
| 5 | Clean Harbors Environmental Services Inc | $10.7M | $12.4M | 4.6% | — |
| 6 | Seaon Environmental LLC | $10.3M | $12.4M | 4.4% | — |
| 7 | TRI-State Government Services Inc | $7.5M | $7.9M | 3.2% | ▲ 6 |
| 8 | Willow Environmental Inc | $7.2M | $9.8M | 3.1% | ▲ 2 |
| 9 | Tradebe Environmental Services, LLC | $6.8M | $7.5M | 2.9% | ▲ 5 |
| 10 | ECC Constructors LLC | $6.7M | $155.9M | 2.9% | ▼ 7 |
| 11 | Industrial Waste Utilization, LLC | $6.5M | $7.0M | 2.8% | ▲ 4 |
| 12 | C & C Environmental Inc | $5.3M | $9.8M | 2.3% | ▼ 3 |
| 13 | Horizon Environmental Services, Inc. | $5.2M | $9.1M | 2.2% | ▼ 2 |
| 14 | Black Gold Industries | $4.8M | $5.8M | 2.1% | ▲ 2 |
| 15 | Republic Services Inc | $4.7M | $274K | 2.0% | ▲ 38 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Environmental Rail Solutions Inc$0 → $19.4M (+$19.4M) · now #3
- Republic Services Inc$274K → $4.7M (+$4.4M) · now #15
- Waste Control Specialists LLC$0 → $3.2M (+$3.2M) · now #20
Largest declines
- Bechtel Parsons Blue Grass, a Joint Venture$289.5M → $25.7M (−$263.8M) · now #2
- Bechtel National, Inc.$237.7M → $46.5M (−$191.3M) · now #1
- ECC Constructors LLC$155.9M → $6.7M (−$149.2M) · now #10
New to this market
13 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Waste Control Specialists LLC | Jan 21, 2026 | $3.2M |
| August Mack Environmental, Inc. | Nov 12, 2025 | $416K |
| Street Legal Industries LLC | Mar 23, 2026 | $329K |
| Davison Marine L.L.C | Apr 15, 2026 | $213K |
| Allied Pacific Environmental Consulting | Dec 31, 2025 | $47K |
| Fortified Federal Range Services LLC | May 18, 2026 | $35K |
| VNS Federal Services LLC | May 6, 2026 | $24K |
| Georgia Petroleum Inc | Jun 18, 2026 | $13K |
Where the money comes from
Funding sub-agencies within the Department of Defense, 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 |
|---|---|---|---|
| Department of the Army | $113.5M | $712.8M | Down $599.3M (84.1%) |
| Defense Logistics Agency | $79.1M | $108.7M | Down $29.6M (27.2%) |
| Department of the Navy | $33.5M | $39.2M | Down $5.7M (14.5%) |
| Department of the Air Force | $5.7M | $6.4M | Down $679K (10.7%) |
| Defense Health Agency | $1.6M | $4.6M | Down $3.0M (64.5%) |
| Uniformed Services University of the Health Sciences | $38K | $60K | Down $21K (35.9%) |
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 |
|---|---|---|---|
| W519TC25F0380 | Aleut Environmental Remediation, LLC LLRW USN 2025-010 DEVELOP A WASTE PROFILE, PROVIDE BINS, PREPARE SHIPMENT AND DISPOSAL OF THE CONTENTS AS LOW-LEVEL RADIOACTIVE WASTE AND LOW-LEVEL MIXED WASTE. WASTE IS… | $11.2M | Dec 31, 2026 |
| N0017326F2406 | Clean Harbors Environmental Services Inc HAZARDOUS WASTE REMOVAL AND DISPOSAL | $2.3M | Jan 31, 2027 |
| W911SR26FA003 | Veolia ES Technical Solutions LLC DISPOSAL OF HAZARDOUS WASTE AT REDSTONE ARSENAL, DISPOSAL OF POTENTIALLY AGENT-CONTAMINATED WASTED FROM ABERDEEN PROVING GROUND (APG) BUILDING E3400, AND THE DISPOSAL OF FOUR… | $1.5M | Feb 15, 2027 |
| N6264926FB084 | Seaon Environmental LLC OILY WASTE WATER (OWW) PURIFICATION SERVICE FOR SRF | $8.0M | Mar 9, 2027 |
| N6247326F0256 | Aptim Federal Services, LLC OPTION YEAR 4 ENVIRONMENTAL SERVICES | $12.4M | Mar 31, 2027 |
| FA821423C0007 | Lincoln Environmental Services, Inc. MISSILE MISHAP RESPONSE TEAM | $4.5M | Jul 31, 2027 |
| W911SR25FA024 | Veolia ES Technical Solutions LLC SEE ATTACHED PWS. | $6.2M | Sep 10, 2027 |
| N6247325F0703 | Aptim Federal Services, LLC REPLACE SCADA FOR (BOWTS) FACILITIES AT NAVAL BASE SAN DIEGO (NBSD). | $2.3M | Sep 30, 2027 |
| W52P1J09C0013 | Bechtel Parsons Blue Grass, a Joint Venture THE PURPOSE OF MODIFICATION P00003 - CLIN 0002 CONSTRUCTION IS TO DO THE FOLLOWING: 1. FY 09 RDTE FUNDS ARE HEREBY OBLIGATED IN THE AMOUNT OF $1,518,599.00 TO SUPPORT CONTINUED… | $1.6B | Oct 25, 2027 |
| W52P1J09C0012 | Bechtel National, Inc. RESTRUCTURED CONTRACT TO FACILITATE A CONTRACTUAL VEHICLE FOR THE LIFE OF THE DAAA09-02-D-0025 CONTRACT FROM SYSTEMIZATION THROUGH CLOSURE. THIS IS SEEN AS AN ADMINISTRATIVE… | $1.5B | Jan 27, 2028 |
Common questions
Who are the top DoD contractors for NAICS 562211?
In the latest 12 months, Bechtel National, Inc. ($46.5M), Bechtel Parsons Blue Grass, a Joint Venture ($25.7M), Environmental Rail Solutions Inc ($19.4M) received the most DoD obligations for hazardous waste treatment and disposal.
How concentrated is this market?
The eight largest primes held 59.9% of positive obligations, and Bechtel National, Inc. alone held 19.9%. 13 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 562211 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is W519TC25F0380 (Aleut Environmental Remediation, LLC, $11.2M obligated), ending Dec 31, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 562211 across all agencies
VA · NAICS 562211
$19.1MFigures 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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