Department of Homeland Security NAICS 541720 and PSC R499 contractors

Research and Development in the Social Sciences and Humanities. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541720 · PSC R499

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$410,431,276

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541720 and PSC R499

Reli Group INC

Windsor Mill, MD

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

$186,431,147

Mvm, Inc.

Ashburn, VA

Ashburn, VA | 28 awards | Top agency Department of Homeland Security | NAICS 561612

$224,000,129

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