Department of Homeland Security NAICS 541512 and PSC R499 contractors

Computer Systems Design Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541512 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$175,477,852,222

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541512 and PSC R499

Lockheed Martin Services, LLC

Gaithersburg, MD

Gaithersburg, MD | 5 awards | Top agency Department of Transportation | NAICS 541512

Booz Allen Hamilton Engineering Services, LLC

Annapolis Junction, MD

Annapolis Junction, MD | 11 awards | Top agency Department of Defense | NAICS 541330

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