Environmental Protection Agency NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Environmental Protection Agency.

Agency: Environmental Protection Agency

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$25,322,870,123

Visible recipients tied to Environmental Protection Agency and NAICS 541330

Alion Science And Technology Corporation

Chicago, IL

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

$100,025,236

Jacobs Technology Inc.

Huntsville, AL

Huntsville, AL | 5 awards | Top agency Department of Defense | NAICS 541511

$257,916,784

Amentum Technology, Inc.

Tullahoma, TN

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

$6,519,238,261

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541690

$87,646,060

Hii Mission Technologies CORP

Willowbrook, IL

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

$5,892,249,412

Aecom Technical Services, Inc.

Los Angeles, CA

Los Angeles, CA | 1,077 awards | Top agency Department of Defense | NAICS 541330

$2,819,256,261

Icf Incorporated, L.l.c.

Reston, VA

Reston, VA | 1,306 awards | Top agency Department of Health and Human Services | NAICS 541611

$632,779,985

Tetra Tech, Inc.

Pasadena, CA

Pasadena, CA | 260 awards | Top agency Department of Defense | NAICS 541330

$2,269,677,772

Src INC

Syracuse, NY

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

$533,204,901

Ea Engineering, Science, And Technology, Inc., Pbc

Hunt Valley, MD

Hunt Valley, MD | 522 awards | Top agency Department of Defense | NAICS 562910

$93,806,794

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