NAICS 541620
Environmental Consulting Services
Federal contractor footprint · 30 profiled contractors
Combined Contractor Footprint
$2.9B
Obligations under NAICS 541620 across the 30 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record.
Top Federal Contractors — Environmental Consulting Services
Obligations under NAICS 541620 across the 30 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record.
- TETRA TECH, INC.$1.1B
- BOOZ ALLEN HAMILTON HOLDING CORPORATION$524.5M
- SRC INC$276.9M
- RESEARCH TRIANGLE INSTITUTE$174.7M
- LYNKER CORPORATION$166.0M
- CHEROKEE NATION$158.7M
- SOUTHWEST RESEARCH INSTITUTE$98.7M
- RSI ENTECH, LLC$88.8M
- BATTELLE MEMORIAL INSTITUTE$80.3M
- EARTH RESOURCES TECHNOLOGY, LLC$74.5M
Agencies Buying This Code
Estimated by weighting each profiled contractor's agency mix by its NAICS 541620 footprint. Directional, not an agency-by-code total.
Competing in NAICS 541620?
Get your Federal Readiness Score →Obligations under NAICS 541620 across the 30 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record. Spending data from FPDS-NG via USASpending.gov. Standard 90-day reporting lag per FAR 4.606(c). Read the full methodology.