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Department of Defense NAICS 236220 and PSC Y1CA contractors

Commercial and Institutional Building Construction. CONSTRUCTION OF SCHOOLS. 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 236220 · PSC Y1CA
Last updated: April 8, 2026

Visible recipients

6

Mapped obligations

$3,280,200,567

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 236220 and PSC Y1CA

Gilbane Building Company

Baltimore, MD

Gilbane Building Company is a federal category business profile based in Baltimore, MD. The current public data layer shows $346,060,830 in visible federal obligations across 5 awards or transactions. Department of Health and Human Services 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 Y142.

$660,591,507

Walsh Federal Joint Venture

Chicago, IL

Walsh Federal Joint Venture is a federal category business profile based in Chicago, IL. The current public data layer shows $331,548,978 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 Y1JZ.

$308,766,247

Sealaska Constructors LLC

Seattle, WA

Sealaska Constructors LLC is a federal alaskan native corporation owned firm profile based in Seattle, WA. The current public data layer shows $38,497,365 in visible federal obligations across 47 awards or transactions. Department of the Interior 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 Y1CA.

$430,283,718

J & J Contractors, Inc.

North Billerica, MA

J & J Contractors, Inc. is a federal category business profile based in North Billerica, MA. The current public data layer shows $32,019,876 in visible federal obligations across 16 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 Y199.

$621,203,230

Messer Construction CO

Cincinnati, OH

Messer Construction CO is a federal category business profile based in Cincinnati, OH. The current public data layer shows $28,493,431 in visible federal obligations across 75 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.

$882,502,555

Harkins Builders, Inc.

Columbia, MD

Harkins Builders, Inc. is a federal category business profile based in Columbia, MD. The current public data layer shows $22,700,634 in visible federal obligations across 7 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 Y199.

$376,853,310