NAICS + PSC page

NAICS 541990 and PSC R405 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: OPERATIONS RESEARCH/QUANTITATIVE ANALYSIS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541990 + PSC R405
Last updated: April 8, 2026

Visible recipients

2

Mapped obligations

$117,613,470

State overlap

0

Top recipients

Visible recipients in the NAICS 541990 and PSC R405 overlap