General Services Administration NAICS 541330 and PSC R425 contractors

Engineering Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541330 · PSC R425

Last updated: April 17, 2026

Visible recipients

125

Mapped obligations

$363,001,896,682

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541330 and PSC R425

Booz Allen Hamilton INC

Mclean, VA

Mclean, VA | 3,955 awards | Top agency Department of Defense | NAICS 541512

$32,898,212,754

General Dynamics Information Technology, Inc.

Falls Church, VA

Falls Church, VA | 3,177 awards | Top agency Department of Defense | NAICS 541512

$27,321,707,259

Science Applications International Corporation

Reston, VA

Reston, VA | 3,314 awards | Top agency Department of Defense | NAICS 541512

$25,232,295,716

Caci, Inc. - Federal

Chantilly, VA

Chantilly, VA | 1,121 awards | Top agency Department of Defense | NAICS 541512

$8,567,299,570

Mantech Sensor Technologies, Inc.

Belcamp, MD

Belcamp, MD | 5 awards | Top agency Department of Defense | NAICS 541330

$6,347,791,237

Amentum Services, Inc.

Chantilly, VA

Chantilly, VA | 1,909 awards | Top agency Department of Defense | NAICS 561210

$6,270,102,997

Leidos, Inc.

Reston, VA

Reston, VA | 9,621 awards | Top agency Department of Defense | NAICS 541512

$29,588,111,885

Peraton Inc.

Herndon, VA

Herndon, VA | 1,140 awards | Top agency Department of Defense | NAICS 541330

$6,004,342,054

Bae Systems Land & Armaments L.p.

York, PA

York, PA | 240 awards | Top agency Department of Defense | NAICS 336992

$4,204,540,467

Vertex Aerospace LLC

Madison, MS

Madison, MS | 623 awards | Top agency Department of Defense | NAICS 488190

$1,154,104,838

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