Department of Homeland Security NAICS 541990 and PSC AC12 contractors

All Other Professional, Scientific, and Technical Services. NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541990 · PSC AC12

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$321,467,162

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC AC12

Modern Technology Solutions, Inc.

Alexandria, VA

Alexandria, VA | 285 awards | Top agency General Services Administration | NAICS 541712

$219,392,382

Asrc Federal Professional Services, LLC

Beltsville, MD

Beltsville, MD | 54 awards | Top agency Department of Defense | NAICS 561611

$102,074,780

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