NAICS + PSC page

NAICS 561611 and PSC R422 contractors

Investigation and Personal Background Check Services. SUPPORT- PROFESSIONAL: MARKET RESEARCH/PUBLIC OPINION. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 561611 + PSC R422
Last updated: April 2, 2026

Visible recipients

2

Mapped obligations

$7,631,286,502

State overlap

0

Top recipients

Visible recipients in the NAICS 561611 and PSC R422 overlap