Department of Homeland Security NAICS 335999 and PSC R425 contractors

All Other Miscellaneous Electrical Equipment and Component Manufacturing. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 335999 · PSC R425

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$4,872,475,638

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 335999 and PSC R425

General Atomics Systems Integration, LLC

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 541712

$21,420,064

General Dynamics Mission Systems, Inc.

Taunton, MA

Taunton, MA | 85 awards | Top agency Department of Defense | NAICS 541330

$4,851,055,574

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