Department of the Interior NAICS 541330 and PSC M1GC contractors in Maryland

Engineering Services. OPERATION OF FUEL STORAGE BUILDINGS. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Maryland · Department of the Interior

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$525,900,349

Cross-code depth

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Top recipients

Visible recipients tied to Department of the Interior, Maryland, NAICS 541330, and PSC M1GC

Lb & B Associates INC

Columbia, MD

Lb & B Associates INC is a federal category business profile based in Columbia, MD. The current public data layer shows $72,461,078 in visible federal obligations across 249 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC J069.

$525,900,349