NAICS + PSC page

NAICS 238220 and PSC Z1HB contractors

Plumbing, Heating, and Air-Conditioning Contractors. MAINTENANCE OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) R&D FACILITIES. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 238220 + PSC Z1HB

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$6,941,283

State overlap

Top recipients

Visible recipients in the NAICS 238220 and PSC Z1HB overlap

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.

$6,941,283