UX Contract › Industries › 541620
NAICS 541620
Environmental Consulting Services: federal contracts
Who buys environmental consulting services from the federal government, who wins the work, and where. Contract obligations in fiscal year 2026 (Oct 1, 2025 to Sep 30, 2026), from USAspending.gov. Contract award types A to D (BPA calls, purchase orders, delivery orders and definitive contracts). Obligations can be negative when an agency takes money back. Data saved from USAspending.gov on Oct 23, 2026.
$1.03 billion$1,028,604,805 in contract obligations
4,499contract awards with money in the year
10agencies buying (top 10 shown)
15states with work
Agencies buying
- 1. Environmental Protection Agency$283.0 million · 27.5%
- 2. Department of Homeland Security$215.3 million · 20.9%
- 3. Department of Defense$164.0 million · 15.9%
- 4. Department of Commerce$92.1 million · 9.0%
- 5. Department of the Interior$87.7 million · 8.5%
- 6. Department of Energy$77.2 million · 7.5%
- 7. National Aeronautics and Space Administration$38.8 million · 3.8%
- 8. General Services Administration$30.0 million · 2.9%
- 9. Department of Agriculture$24.8 million · 2.4%
- 10. Department of Veterans Affairs$15.9 million · 1.5%
Top companies (recipients)
- 1. VERNADERO GROUP INC$64.3 million · 6.2%
- 2. EASTERN RESEARCH GROUP INC$48.0 million · 4.7%
- 3. GULF SOUTH RESEARCH CORP$47.6 million · 4.6%
- 4. GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$46.9 million · 4.6%
- 5. PROJECT ENHANCEMENT CORPORATION$46.8 million · 4.6%
- 6. LYNKER CORPORATION$33.5 million · 3.3%
- 7. S C & A INC$28.5 million · 2.8%
- 8. ECO & ASSOCIATES, INC.$25.9 million · 2.5%
- 9. TETRA TECH, INC.$24.1 million · 2.3%
- 10. THE CADMUS GROUP LLC$23.7 million · 2.3%
Where the work is (states)
- 1. Virginia$118.5 million · 11.5%
- 2. Texas$118.0 million · 11.5%
- 3. District Of Columbia$110.9 million · 10.8%
- 4. Maryland$98.1 million · 9.5%
- 5. Arizona$75.2 million · 7.3%
- 6. Massachusetts$66.0 million · 6.4%
- 7. Colorado$39.5 million · 3.8%
- 8. California$35.1 million · 3.4%
- 9. Pennsylvania$32.4 million · 3.2%
- 10. Washington$31.7 million · 3.1%
Largest awards in NAICS 541620
| Recipient | Amount | Agency | What | Dates | Award |
|---|---|---|---|---|---|
| PROJECT ENHANCEMENT CORPORATION DC | $125.0 million $125,046,550 | Department of Energy | U.S. DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATION (DOE/NNSA)OFFICE OF COUNTERTERRORISM AND COUNTER-PROLIFERATION (NA-80) TECHNICAL SUPPORT SERVICES NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Jul 1, 2021 to Dec 31, 2026 | 89233121FNA400380 ↗ |
| LYNKER CORPORATION MS | $58.9 million $58,892,887 | Department of Commerce National Oceanic and Atmospheric Administration | FUNDING PROVIDED FOR THE NEW TECHNICAL SERVICES CONTRACT IN SUPPORT OF THE NATIONAL DATA BUOY CENTER. THIS CONTRACT WILL PROVIDE TECHNICAL AND MANAGEMENT SUPPORT FOR FUNCTIONS SUCH AS ENGINEERING, MISSION CONTROL, PRODUC NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Jul 1, 2024 to Jun 30, 2027 | 1305M224F0196 ↗ |
| TETRA TECH, INC. IL | $57.4 million $57,387,337 | Environmental Protection Agency | SUPERFUND TECHNICAL ASSESSMENT&RESPONSE TEAM (START), REGION 5, TASK ORDER FOR BULK REMOVAL ACTIVITIES NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Jan 24, 2020 to Apr 7, 2025 | 68HE0520F0032 ↗ |
| LYNKER CORPORATION SC | $57.1 million $57,099,014 | Department of Commerce National Oceanic and Atmospheric Administration | TECHNICAL SUPPORT SERVICES INCLUDING BUT NOT LIMITED TO: MGMT AND ADMINISTRATION FINANCE TRAINING AND TECHNICAL ASSISTANCE COMMUNICATION AND OUTREACH COASTAL PROGRAM IMPLEMENTATION GEOSPATIAL DATA DEVELOPMENT AND MAPPING NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Oct 1, 2021 to Jan 31, 2027 | 1305M221FNCNP0096 ↗ |
| S C & A INC VA | $52.8 million $52,847,941 | Environmental Protection Agency | "TACKLING EMERGING CONTAMINANTS (TEC) WATER TECHNICAL ASSISTANCE (WATERTA)" NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Sep 19, 2024 to Sep 18, 2027 | 68HERC24F0515 ↗ |
| PROJECT ENHANCEMENT CORPORATION AR | $50.9 million $50,863,588 | Department of Energy | NEW SUPPORT SERVICE CONTRACT, TRAINING&FEDERAL AGENT SUPPORT FOR OFFICE OF SECURE TRANSPORTATION - NA-15. NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Feb 17, 2020 to Aug 16, 2026 | 89233119FNA400238 ↗ |
| GRYPHON ENVIRONMENTAL, LLC WI | $47.2 million $47,206,832 | General Services Administration Federal Acquisition Service | DIRECTORATE OF PUBLIC WORKS OPERATIONS MAINTENANCE PLANS FINANCE AND ENVIRONMENTAL SERVICES NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Aug 1, 2021 to May 31, 2026 | 47QFSA21F0090 ↗ |
| CSRA LLC VA | $41.3 million $41,312,097 | Environmental Protection Agency | WATER SECURITY DIVISION- MISSION SUPPORT CLOSELY ASSOCIATED - IGF::CL::IGF NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Aug 1, 2015 to Jul 31, 2020 | EPC15012 ↗ |
| PROJECT ENHANCEMENT CORPORATION DC | $39.7 million $39,651,693 | Department of Energy | U.S. DEPARTMENT OF ENERGYS (DOE) OFFICE OF THE ASSOCIATE UNDER (AU) SECRETARY FOR ENVIRONMENT, HEALTH AND SAFETY TECHNICAL SUPPORT SERVICES DOE/NNSA TEPS BPA DE-NA0003061 (MELE) NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Aug 25, 2021 to Apr 30, 2027 | 89243321FAU400002 ↗ |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. VA | $34.1 million $34,082,785 | Environmental Protection Agency | R499 SUPPORT FOR LEAD SERVICE LINE INVENTORIES AND REPLACEMENT - GET THE LEAD OUT (GLO) INITIATIVE NAICS 541620 ENVIRONMENTAL CONSULTING SERVICES | Nov 4, 2025 to Nov 4, 2027 | 68HERC26F0013 ↗ |