General Services Administration NAICS 238220 and PSC Z1DA contractors in Washington

Plumbing, Heating, and Air-Conditioning Contractors. MAINTENANCE OF HOSPITALS AND INFIRMARIES. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Washington · General Services Administration

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$6,927,493

Cross-code depth

4 filters

Top recipients

Visible recipients tied to General Services Administration, Washington, NAICS 238220, and PSC Z1DA

Mckinstry CO LLC

Seattle, WA

Mckinstry CO LLC is a federal category business profile based in Seattle, WA. The current public data layer shows $7,789,591 in visible federal obligations across 5 awards or transactions. General Services Administration 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 Z2AA.

$6,927,493