Department of the Interior NAICS 541330 and PSC 1520 contractors in Maryland

Engineering Services. AIRCRAFT, ROTARY WING. 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 8, 2026

Visible recipients

Mapped obligations

$2,086,927,525

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Top recipients

Visible recipients tied to Department of the Interior, Maryland, NAICS 541330, and PSC 1520

Booz Allen Hamilton Engineering Services, LLC

Annapolis Junction, MD

Booz Allen Hamilton Engineering Services, LLC is a federal category business profile based in Annapolis Junction, MD. The current public data layer shows -$410,371 in visible federal obligations across 11 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R414.

$2,086,927,525