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Home/Oklahoma/Department of Defense/NAICS 541620

State + agency + NAICS page

Department of Defense NAICS 541620 contractors in Oklahoma

Environmental Consulting Services. Contractors in this state-buyer-industry overlap.

Oklahoma + Department of Defense

Last updated: April 17, 2026

Visible recipients

2

Mapped obligations

$135,153,276

Top PSC links

0

Top recipients

Visible recipients tied to Department of Defense, Oklahoma, and NAICS 541620

Cherokee Nation Technology Solutions LLC

Tulsa, OK

Tulsa, OK | 20 awards | Top agency Department of Defense | NAICS 541620

Osage Nation Energy Services LLC

Tulsa, OK

Tulsa, OK | 17 awards | Top agency Department of Defense | NAICS 562910

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Top recipient paths -- ranked view
Department of Defense in Oklahoma -- broader view
Oklahoma NAICS 541620 -- without buyer filter