General Services Administration NAICS 541330 and PSC C219 contractors

Engineering Services. ARCHITECT AND ENGINEERING- GENERAL: OTHER. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541330 · PSC C219

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$12,747,636,786

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541330 and PSC C219

Tetra Tech Ec, Inc.

San Diego, CA

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

$140,372,683

Aecom Technical Services, Inc.

Los Angeles, CA

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

$4,656,652,834

Leidos Engineering LLC

Reston, VA

Reston, VA | 5 awards | Top agency Department of Defense | NAICS 541310

$94,744,219

Burns & Mcdonnell Engineering Company, Inc.

Kansas City, MO

Kansas City, MO | 315 awards | Top agency Department of Defense | NAICS 541330

$1,763,114,568

Jacobs Engineering Group Inc.

Arlington, VA

Arlington, VA | 308 awards | Top agency Department of Defense | NAICS 541330

$1,248,006,064

Jacobs Government Services Company

Arlington, VA

Arlington, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$1,062,192,207

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

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

$360,816,019

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$607,948,991

Woolpert, Inc.

Beavercreek, OH

Beavercreek, OH | 89 awards | Top agency Department of Defense | NAICS 541360

$438,792,937

Exp Federal Inc.

Chicago, IL

Chicago, IL | 62 awards | Top agency Department of Defense | NAICS 541512

$279,221,890

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