Department of Homeland Security NAICS 541512 and PSC D399 contractors in Maryland

Computer Systems Design Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Deepest cross-filter overlap.

Maryland · Department of Homeland Security

Last updated: April 9, 2026

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$8,333,889,300

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Visible recipients tied to Department of Homeland Security, Maryland, NAICS 541512, and PSC D399

Enterprise Resource Planned Systems International, LLC

Laurel, MD

Laurel, MD | 5 awards | Top agency Department of Homeland Security | NAICS 541512

Reli Group INC

Windsor Mill, MD

Windsor Mill, MD | 119 awards | Top agency Department of Health and Human Services | NAICS 541611

Decisionpoint Corporation

Gaithersburg, MD

Gaithersburg, MD | 120 awards | Top agency Department of Defense | NAICS 541513

Patriot LLC

Columbia, MD

Columbia, MD | 47 awards | Top agency Department of Health and Human Services | NAICS 541512

Ellumen, Inc.

Silver Spring, MD

Silver Spring, MD | 52 awards | Top agency Department of Defense | NAICS 541512

Systems Plus, Inc.

Rockville, MD

Rockville, MD | 56 awards | Top agency Department of Defense | NAICS 541330

The Centech Group Inc.

Bethesda, MD

Bethesda, MD | 40 awards | Top agency Department of Defense | NAICS 517110

Lockheed Martin Services, LLC

Gaithersburg, MD

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

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