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Home/Maryland/Department of Homeland Security/PSC D399

State + agency + PSC page

Department of Homeland Security PSC D399 contractors in Maryland

IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Contractors in this state-buyer-PSC overlap.

Maryland + Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

11

Mapped obligations

$3,045,526,745

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Homeland Security, Maryland, and PSC D399

Lockheed Martin Services, LLC

Gaithersburg, MD

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

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Top recipient paths -- ranked view
Department of Homeland Security in Maryland -- broader view
Maryland PSC D399 -- without buyer filter
NAICS 541512 -- add industry filter
NAICS 541330 -- add industry filter
NAICS 541611 -- add industry filter
NAICS 541519 -- add industry filter