Department of Defense NAICS 238220 and PSC Y1AZ contractors

Plumbing, Heating, and Air-Conditioning Contractors. CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 238220 · PSC Y1AZ

Last updated: April 13, 2026

Visible recipients

Mapped obligations

$473,697,336

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 238220 and PSC Y1AZ

Whiting-turner Contracting Company, The

Towson, MD

Towson, MD | 232 awards | Top agency Department of Defense | NAICS 236220

$404,559,299

Akima Construction Services LLC

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Defense | NAICS 236220

$27,226,956

Sealaska Constructors LLC

Seattle, WA

Seattle, WA | 46 awards | Top agency Department of the Interior | NAICS 236220

$41,911,081

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