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NAICS 237990 and PSC Y199 contractors in Maryland

Other Heavy and Civil Engineering Construction. CONSTRUCT/MISC BLDGS. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Maryland.

Maryland · NAICS 237990 · PSC Y199

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$198,215,374

Buyer overlap

Top recipients

Visible recipients in the Maryland overlap of NAICS 237990 and PSC Y199

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.

$198,215,374