Department of Homeland Security NAICS 237990 contractors in Washington

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

Washington + Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$3,987,729,034

Visible recipients tied to Department of Homeland Security, Washington, and NAICS 237990

Manson Construction CO

Seattle, WA

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

Doyon Logistics Services Llc.

Federal Way, WA

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

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

Doyon Project Services, LLC

Federal Way, WA

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

Sealaska Construction Solutions, LLC

Seattle, WA

Seattle, WA | 20 awards | Top agency Department of Defense | NAICS 237110

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