Department of Defense NAICS 541710 and PSC R499 contractors

Research and Development in the Physical, Engineering, and Life Sciences. SUPPORT- PROFESSIONAL: OTHER. 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 541710 · PSC R499

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$30,419,343,817

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541710 and PSC R499

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.

$913,310,682

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