Department of Defense NAICS 236220 and PSC Z1AZ contractors

Commercial and Institutional Building Construction. MAINTENANCE OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 236220 · PSC Z1AZ

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$818,308,321

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 236220 and PSC Z1AZ

Emcor Government Services, INC

Alexandria, VA

Alexandria, VA | 389 awards | Top agency Department of Defense | NAICS 561210

$504,979,595

Tatitlek Construction Services INC

Oklahoma City, OK

Oklahoma City, OK | 20 awards | Top agency Department of Defense | NAICS 236220

$150,289,103

Chugach Consolidated Solutions, LLC

Anchorage, AK

Anchorage, AK | 129 awards | Top agency Department of Defense | NAICS 236220

$163,039,623

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