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NAICS 238220 and PSC 4120 contractors in Washington

Plumbing, Heating, and Air-Conditioning Contractors. AIR CONDITIONING EQUIPMENT. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Washington.

Washington · NAICS 238220 · PSC 4120

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$91,098

Buyer overlap

Top recipients

Visible recipients in the Washington overlap of NAICS 238220 and PSC 4120

Gana-a' Yoo Services Corporation

Seattle, WA

Gana-a' Yoo Services Corporation is a federal 8a program participant profile based in Seattle, WA. The current public data layer shows $63,560 in visible federal obligations across 2 awards or transactions. Department of Transportation appears as the strongest visible awarding agency. Top industry concentration is in NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors). The profile also shows meaningful product and service activity in PSC 4120.

$91,098