Environmental Protection Agency NAICS 541712 and PSC R499 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Environmental Protection Agency.

Environmental Protection Agency · NAICS 541712 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$20,156,664,869

State overlap

Top recipients

Visible recipients in the Environmental Protection Agency overlap of NAICS 541712 and PSC R499

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$580,831,024

Amentum Technology, Inc.

Tullahoma, TN

Tullahoma, TN | 491 awards | Top agency National Aeronautics and Space Administration | NAICS 541712

$10,404,691,206

Hii Mission Technologies CORP

Willowbrook, IL

Willowbrook, IL | 464 awards | Top agency Department of Defense | NAICS 541330

$8,207,249,679

Src INC

Syracuse, NY

Syracuse, NY | 271 awards | Top agency Department of Defense | NAICS 334511

$469,057,804

Quinault Indian Nation

Taholah, WA

Taholah, WA | 122 awards | Top agency Department of the Interior | NAICS 221320

$12,500

Peerless Technologies Corporation

Fairborn, OH

Fairborn, OH | 65 awards | Top agency Department of Defense | NAICS 541330

$233,326,035

Btas INC

Beavercreek, OH

Beavercreek, OH | 50 awards | Top agency Department of Defense | NAICS 541712

$261,496,621

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