Department of Health and Human Services PSC R499 contractors in Washington

SUPPORT- PROFESSIONAL: OTHER. Contractors in this state-buyer-PSC overlap.

Washington + Department of Health and Human Services

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$493,367,220

Visible recipients tied to Department of Health and Human Services, Washington, and PSC R499

Battelle Memorial Institute

Richland, WA

Richland, WA | 103 awards | Top agency Department of Energy | NAICS 541710

Confederated Tribes Of Colville Reservation

Nespelem, WA

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

Quinault Indian Nation

Taholah, WA

Taholah, WA | 122 awards | Top agency Department of the Interior | NAICS 221320

Nisqually Indian Tribe

Olympia, WA

Olympia, WA | 56 awards | Top agency Department of Health and Human Services | NAICS 541690

Confederated Tribes Of The Chehalis Reservation

Oakville, WA

Oakville, WA | 60 awards | Top agency Department of Health and Human Services | NAICS 924120

Hoh Indian Tribe

Forks, WA

Forks, WA | 56 awards | Top agency Department of the Interior | NAICS 541990

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