Environmental consulting government contracts
In fiscal year 2026, federal agencies obligated $1.13B on environmental consulting contracts so far (Defense contracts arrive about 90 days late, so the year's total is still rising). Environmental Protection Agency bought the most, followed by Department of Homeland Security. 8 environmental consulting contract opportunities are open now on SAM.gov, and 539 contracts worth $2.96B with options end in the next 12 months.
Key facts · data as of Oct 21, 2026
- Obligations, FY2026 so far
- $1.13B
- Largest buyer
- Environmental Protection Agency ($282.21M)
- Largest winner
- TETRA TECH INC ($72.22M)
- Open on SAM.gov now
- 8 notices
- Ending in 12 months
- 539 contracts, $2.96B
- Small-business set-aside share
- at least 20%
Source: USAspending.gov prime awards (obligations: money committed) and SAM.gov contract notices, data as of Oct 21, 2026.
Cite this page: SpendQuery, Environmental consulting government contracts, data as of Oct 21, 2026, https://spendquery.com/government-contracts/environmental-consulting
Environmental studies and compliance: National Environmental Policy Act assessments, environmental impact statements, permitting, sampling and compliance support for the military, the Army Corps of Engineers and land agencies.
Set-asides: at least 20% of FY2026's environmental consulting contract dollars ($225.16M) went through contracts set aside for small businesses, most through small business and 8(a) set-asides. Many orders under larger contracts carry no set-aside code, so this counts only what is reported. How set-asides work →
Open notices
- Environmental Disposal Liabilities Survey · Solicitation · due 2026-10-26 · Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)
- USDA Forest Service Cultural Resource Evaluation and Documentation · Combined Synopsis/Solicitation · due 2026-10-27 · Small Business Set Aside - Total
- R--Sources Sought and RFI (Recompete 68HERC21D0006) · Sources Sought · due 2026-10-30
- BPA Call Order Exceeding $20,000 Synopsis Requisition 1173128 · Special Notice · due 2026-10-31 · Small Business Set Aside - Total
- USDA Forest Service Dakota Skipper Habitat Survey and Mapping · Combined Synopsis/Solicitation · due 2026-11-04 · Small Business Set Aside - Total
- Fort Leavenworth Underground Fuel Tank Testing and Repair Services · Sources Sought · due 2026-11-06 · Small Business Set Aside - Total
- H346--Legionella Water Testing · Combined Synopsis/Solicitation · due 2026-11-10 · Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)
- Requirement to support the Formerly Used Defense Sites (FUDS) Program Single Award Task Order Contract (SATOC) · Sources Sought · due 2026-11-18
Agencies buying environmental consulting work, FY2026
- Environmental Protection Agency $282.21M
- Department of Homeland Security $215.26M
- Department of Defense $163.25M
- National Aeronautics and Space Administration $99.37M
- Department of Commerce $92.07M
- Department of the Interior $87.70M
- Department of Energy $77.18M
- General Services Administration $30.04M
Companies winning it, FY2026
- Tetra Tech Inc $72.22M
- HSG, LLC $66.02M
- Vernadero Group Inc $64.25M
- Gulf South Research Corp $47.60M
- Eastern Research Group Inc $47.17M
- General Dynamics Corp $46.91M
- Project Enhancement Corporation $46.81M
- Lynker Corporation $33.55M
- S C & a Inc $28.48M
- Eco & Associates, Inc. $25.94M
Where the work is, FY2026
- Virginia $118.41M
- Texas $118.03M
- District of Columbia $110.69M
- Maryland $98.11M
- Arizona $75.17M
- Massachusetts $65.97M
- Colorado $39.34M
- California $34.96M
- Pennsylvania $32.45M
- Washington $31.68M
Money by year
Obligations (money committed) in prime awards, from USAspending.gov.
Contracts ending in the next 12 months
539 contracts, $2.96B with options. The largest:
| Contract | Incumbent | Ends | Value with options |
|---|---|---|---|
| 68HERH26F0012 OLEM MISSION SUPPORT CALL ORDER. TITLE: COMMUNITY INVOLVEMENT AND PROGRAM INITIATIVES BRANCH (CIPIB) PROGRAMMATIC SUPPORT | Environmental Management Support, Inc | 2026-10-23 | $2.57M |
| FA857121P0087 ISO 50001 IMPLEMENTATION AND SUPPORT | Global Strategic Energy LLC | 2026-10-27 | $1.92M |
| 68HERC26F0028 R425 - SUPPORT FOR THE DRINKING WATER GRANTS PROGRAM | The Cadmus Group LLC | 2026-10-27 | $1.19M |
| 68HERW26F0008 F999-SUPPORT FOR PFAS DESTRUCTION AND DISPOSAL | Eastern Research Group Inc | 2026-10-30 | $1.78M |
| 80KSC019F0141 PER- AND POLYFLUOROALKYL SUBSTANCES PRELIMINARY OR SOLID WASTE MANAGEMENT UNIT (SWMU) ASSESSMENT AND SITE INVESTIGATION OR CONFIRMATION SAMPLING AT VARIOUS NASA CENTERS OR FACILITIES | Tetra Tech, Inc. | 2026-10-31 | $9.75M |
| 68HERC24F0042 ADMINISTRATIVE AND TECHNICAL SUPPORT FOR THE TOXIC SUBSTANCE CONTROL ACT (TSCA) NEW CHEMICAL PROGRAM (NCP) | Avanti Corporation | 2026-10-31 | $2.84M |
| 68HERH22F0247 SUPERFUND REDEVELOPMENT INITIATIVE (SRI) AND TECHNICAL ASSISTANCE SERVICES CONTRACT (TASC) CALL ORDER: 33.0.0 R9 SEMD MULTI-SITE TASC/CI SUPPORT | Skeo Solutions, Inc | 2026-10-31 | $1.39M |
| 127EAU24F0039 CLASS III CULTURAL RESOURCE SURVEY OF 2,568 MANDATORY ACRES AND 5,342 OPTIONAL ACRES ACCORDING TO THE NHPA. MANDATORY BASE UNITS CONDUCT INTENSIVE PEDESTRIAN CULTURAL RESOURCE SURVEY OF THE IDENTIFIED 2,568 MANDATORY ACRES AND ASSESS NATIONAL REGI | Cornerstone Environmental Consulting LLC | 2026-10-31 | $1.12M |
| 68HERC25F0227 PSC F115 - CALL ORDER FOR PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) SITE REMEDIATION ENFORCEMENT SERVICES IN SUPPORT OF ENFORCEMENT OF THE COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION, AND LIABILITY ACT (CERCLA, A.K.A. SUPERFUND) AND THE RESOU | CDM Federal Programs Corporation | 2026-11-04 | $4.05M |
| 68HERH25F0243 CASTNET BASE PROGRAM (4003) | WSP USA Environment & Infrastructure Inc. | 2026-11-05 | $5.17M |
How the government buys environmental consulting work
- Much of it is ordered under multiple-award environmental services contracts; getting on one with a Corps district or NAVFAC matters more than single bids.
- Field sampling often needs an accredited laboratory on the team.
Industry codes
Federal contracts are filed under NAICS industry codes. This page counts this one; each has its own page with every office that buys it and the newest awards.
- NAICS 541620 Environmental Consulting Services · SBA small business size standard: Average annual receipts of $19 million or less
Getting started
- Register in SAM.gov, the step before any federal award.
- How small-business set-asides work and whether you count as small.
- How to read a SAM.gov notice and decide whether to bid.
- Get new environmental consulting notices by email when they are posted.
Related lines of work
From USAspending.gov prime awards (obligations: money committed) and SAM.gov notices, updated daily. Sources and limits