Department of Homeland Security NAICS 541330 and PSC R425 contractors

Engineering Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541330 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$302,955,853,577

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541330 and PSC R425

Raytheon Company

Tucson, AZ

Tucson, AZ | 1,453 awards | Top agency Department of Defense | NAICS 336414

$55,388,072,580

Booz Allen Hamilton INC

Mclean, VA

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

$32,898,212,754

General Dynamics C4 Systems, Inc.

Scottsdale, AZ

Scottsdale, AZ | 5 awards | Top agency Department of Defense | NAICS 541330

$2,024,870,340

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

Caci, Inc. - Federal

Chantilly, VA

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

$8,567,299,570

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

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

Bae Systems Technology Solutions & Services Inc.

Rockville, MD

Rockville, MD | 1,291 awards | Top agency Department of Defense | NAICS 541330

$13,929,941,295

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