Department of Defense NAICS 541330 and PSC F999 contractors

Engineering Services. OTHER ENVIRONMENTAL SERVICES. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541330 · PSC F999

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$7,101,606,421

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541330 and PSC F999

Tetra Tech Ec, Inc.

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 562910

$299,317,329

Aecom Technical Services, Inc.

Los Angeles, CA

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

$3,273,941,114

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

Hunt Valley, MD

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

$694,794,805

Nv5 Geospatial, Inc.

Saint Petersburg, FL

Saint Petersburg, FL | 132 awards | Top agency Department of the Interior | NAICS 541360

$36,273,924

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Blue Bell, PA | 309 awards | Top agency Department of Defense | NAICS 236220

$465,685,956

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Englewood, CO | 109 awards | Top agency Department of Defense | NAICS 541330

$563,514,163

Ce2 Kleinfelder Jv

Pleasanton, CA

Pleasanton, CA | 5 awards | Top agency Department of Defense | NAICS 562910

$13,904,227

Arcadis U.s., Inc.

Highlands Ranch, CO

Highlands Ranch, CO | 100 awards | Top agency Department of Defense | NAICS 541330

$761,639,038

Michael Baker International Holdco Corporation

Moon Township, PA

Moon Township, PA | 5 awards | Top agency Department of Defense | NAICS 541330

$24,350,595

Stantec Consulting Services Inc.

Denver, CO

Denver, CO | 138 awards | Top agency Department of Defense | NAICS 541330

$714,280,516

Page 1 of 21 2 Next

Agency profile

Loading buyer-level contractor and category paths