Department of the Interior NAICS 236220 contractors in Washington

Commercial and Institutional Building Construction. Contractors in this state-buyer-industry overlap.

Washington + Department of the Interior

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$1,470,734,651

Visible recipients tied to Department of the Interior, Washington, and NAICS 236220

Kiewit Infrastructure West Co.

Vancouver, WA

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

Tunista Construction LLC

Tacoma, WA

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

Sealaska Constructors LLC

Seattle, WA

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

Doyon Management Services, LLC

Federal Way, WA

Federal Way, WA | 66 awards | Top agency Department of Defense | NAICS 236220

Pacific Tech Construction INC

Kelso, WA

Kelso, WA | 130 awards | Top agency Department of Defense | NAICS 238160

Lummi Nation

Bakerview, WA

Bakerview, WA | 20 awards | Top agency Department of Housing and Urban Development | NAICS 236220

Doyon Project Services, LLC

Federal Way, WA

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

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