System Atlas
NAICS 561330
Browse what is insideInherits Staffing

Professional Employer Organizations

This industry comprises establishments primarily engaged in providing human resources and human resource management services to client businesses and households. It has no schema of its own: companies here are mapped on the Staffing schema, and what it does not cover is recorded as gaps.

Baseline
Staffing v1
Inherited from
Staffing
Companies mapped
0 of 0
Primitives
40 in 6 parts
Last updated
Nov 2, 2026