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NAICS 541330 and PSC Z111 contractors in Maryland

Engineering Services. MAINT-REP-ALT/OFFICE 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 541330 · PSC Z111

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$159,234,159

Buyer overlap

Top recipients

Visible recipients in the Maryland overlap of NAICS 541330 and PSC Z111

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.

$159,234,159