NAICS 541990 and PSC AC31 contractors

All Other Professional, Scientific, and Technical Services. NATIONAL DEFENSE R&D SERVICES; DEFENSE-RELATED ACTIVITIES; BASIC RESEARCH. Cross-code contractor overlap.

NAICS 541990 + PSC AC31

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$107,366,711

State overlap

Top recipients

Visible recipients in the NAICS 541990 and PSC AC31 overlap

Chenega Professional & Technical Services LLC

Chesapeake, VA

Chesapeake, VA | 76 awards | Top agency Department of Defense | NAICS 541511

$107,366,711

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