Department of Transportation NAICS 237990 contractors in Washington

Other Heavy and Civil Engineering Construction. Contractors in this state-buyer-industry overlap.

Washington + Department of Transportation

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$1,063,726,065

Visible recipients tied to Department of Transportation, Washington, and NAICS 237990

Kiewit Infrastructure West Co.

Vancouver, WA

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

Knik Construction Co., Inc.

Seatac, WA

Seatac, WA | 20 awards | Top agency Department of Defense | NAICS 237310

Doyon Management Services, LLC

Federal Way, WA

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

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