Department of the Interior NAICS 237110 contractors in Washington

Water and Sewer Line and Related Structures Construction. Contractors in this state-buyer-industry overlap.

Washington + Department of the Interior

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$92,572,602

Visible recipients tied to Department of the Interior, Washington, and NAICS 237110

Kiewit Infrastructure West Co.

Vancouver, WA

Vancouver, WA | 58 awards | Top agency Department of Defense | NAICS 237990

Manson Construction CO

Seattle, WA

Seattle, WA | 86 awards | Top agency Department of Defense | NAICS 237990

Confederated Tribes Of Colville Reservation

Nespelem, WA

Nespelem, WA | 230 awards | Top agency Department of the Interior | NAICS 921150

Tunista Construction LLC

Tacoma, WA

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

Spokane Tribe Of The Spokane Reservation

Wellpinit, WA

Wellpinit, WA | 103 awards | Top agency Department of the Interior | NAICS 541620

Spokane Tribe Of Indians

Wellpinit, WA

Wellpinit, WA | 20 awards | Top agency Department of the Interior | NAICS 813311

Doyon Project Services, LLC

Federal Way, WA

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

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