Department of Homeland Security NAICS 541990 and PSC D306 contractors

All Other Professional, Scientific, and Technical Services. IT AND TELECOM- SYSTEMS ANALYSIS. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541990 · PSC D306

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$340,916,608

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC D306

Mantech Systems Engineering Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541330

$114,623,672

Semanticbits LLC

Reston, VA

Reston, VA | 54 awards | Top agency Department of Health and Human Services | NAICS 541519

$191,736,274

Analytica LLC

Bethesda, MD

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

$34,556,662

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