Department of Homeland Security PSC R499 contractors in Maryland

SUPPORT- PROFESSIONAL: OTHER. Contractors in this state-buyer-PSC overlap.

Maryland + Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$3,815,640,569

Visible recipients tied to Department of Homeland Security, Maryland, and PSC R499

Analytica LLC

Bethesda, MD

Bethesda, MD | 103 awards | Top agency Department of the Treasury | NAICS 541512

Leidos Innovations Corporation

Gaithersburg, MD

Gaithersburg, MD | 2 awards | Top agency Department of Transportation | NAICS 334290

Dsfederal, INC

Rockville, MD

Rockville, MD | 66 awards | Top agency Department of Health and Human Services | NAICS 541511

Cameo Consulting Group LLC

Rockville, MD

Rockville, MD | 80 awards | Top agency Department of Veterans Affairs | NAICS 541611

Advanced Technologies And Laboratories (atl) International, Inc.

Gaithersburg, MD

Gaithersburg, MD | 36 awards | Top agency Department of Energy | NAICS 562910

Connsci LLC

Gaithersburg, MD

Gaithersburg, MD | 33 awards | Top agency Department of Health and Human Services | NAICS 611420

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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