Department of Homeland Security NAICS 541330 and PSC AD24 contractors

Engineering Services. R&D- DEFENSE OTHER: SERVICES (ENGINEERING DEVELOPMENT). Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541330 · PSC AD24

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$2,521,030,680

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541330 and PSC AD24

Noblis, Inc.

Reston, VA

Reston, VA | 372 awards | Top agency Department of Transportation | NAICS 541330

Mantech Security Technologies Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541512

Bevilacqua Research Corporation

Huntsville, AL

Huntsville, AL | 41 awards | Top agency Department of Defense | NAICS 541330

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