Department of the Interior NAICS 237990 and PSC Y1AZ contractors

Other Heavy and Civil Engineering Construction. CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 237990 · PSC Y1AZ

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$213,037,462

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 237990 and PSC Y1AZ

Akima Construction Services LLC

Herndon, VA

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

$43,563,735

Tunista Construction LLC

Tacoma, WA

Tacoma, WA | 5 awards | Top agency Department of Defense | NAICS 236220

$36,612,480

Sealaska Constructors LLC

Seattle, WA

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

$62,599,071

Tdx Quality, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 236220

$25,478,606

Doyon Project Services, LLC

Federal Way, WA

Federal Way, WA | 20 awards | Top agency Department of Defense | NAICS 236220

$44,783,570

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