Department of Homeland Security NAICS 517919 and PSC R425 contractors

All Other Telecommunications. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 517919 · PSC R425

Last updated: April 2, 2026

Visible recipients

Mapped obligations

$1,630,838,601

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 517919 and PSC R425

General Dynamics C4 Systems, Inc.

Scottsdale, AZ

General Dynamics C4 Systems, Inc. is a federal category business profile based in Scottsdale, AZ. The current public data layer shows $5,425,082,679 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC AC63.

$1,630,838,601

Agency profile

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