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Department of Homeland Security NAICS 541990 and PSC Q999 contractors

All Other Professional, Scientific, and Technical Services. MEDICAL- OTHER. 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 541990 · PSC Q999
Last updated: April 5, 2026

Visible recipients

2

Mapped obligations

$1,704,954,299

State overlap

2

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC Q999