Department of Homeland Security NAICS 541330 and PSC AD25 contractors

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

Department of Homeland Security · NAICS 541330 · PSC AD25

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$4,412,521,090

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541330 and PSC AD25

Securigence LLC

Leesburg, VA

Leesburg, VA | 71 awards | Top agency Department of Defense | NAICS 541511

Lockheed Martin Services, LLC

Gaithersburg, MD

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

Agency profile

Loading buyer-level contractor and category paths

Agency + NAICS + PSC page