Department of Defense NAICS 541715 and PSC 4470 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). NUCLEAR REACTORS. 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 541715 · PSC 4470

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$41,635,241,625

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541715 and PSC 4470

Fluor Marine Propulsion, LLC

Greenville, SC

Fluor Marine Propulsion, LLC is a federal category business profile based in Greenville, SC. The current public data layer shows $4,274,119,128 in visible federal obligations across 40 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541715 (Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)). The profile also shows meaningful product and service activity in PSC M1HA.

$41,635,241,625