Department of Homeland Security NAICS 236220 and PSC F999 contractors

Commercial and Institutional Building Construction. OTHER ENVIRONMENTAL SERVICES. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 236220 · PSC F999

Last updated: April 13, 2026

Visible recipients

Mapped obligations

$2,545,808,540

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 236220 and PSC F999

Aptim Federal Services, LLC

Baton Rouge, LA

Baton Rouge, LA | 303 awards | Top agency Department of Defense | NAICS 562910

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Blue Bell, PA | 309 awards | Top agency Department of Defense | NAICS 236220

Sealaska Environmental Services, LLC

Juneau, AK

Juneau, AK | 20 awards | Top agency Department of Defense | NAICS 562910

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