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Department of Defense NAICS 238220 and PSC Y1AA contractors

Plumbing, Heating, and Air-Conditioning Contractors. CONSTRUCTION OF OFFICE BUILDINGS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 238220 · PSC Y1AA
Last updated: April 7, 2026

Visible recipients

3

Mapped obligations

$1,623,847,067

State overlap

3

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 238220 and PSC Y1AA

Clark Construction Group LLC

Bethesda, MD

Clark Construction Group LLC is a federal category business profile based in Bethesda, MD. The current public data layer shows $399,234,980 in visible federal obligations across 109 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AA.

$1,550,485,397

Abbott General Construction, Inc.

Hampton, VA

Abbott General Construction, Inc. is a federal 8a program participant profile based in Hampton, VA. The current public data layer shows $140,697,226 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AA.

$34,979,703

Olgoonik Specialty Contractors, LLC

Colorado Springs, CO

Olgoonik Specialty Contractors, LLC is a federal alaskan native corporation owned firm profile based in Colorado Springs, CO. The current public data layer shows $3,132,019 in visible federal obligations across 32 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1JZ.

$38,381,967