Support—Administrative: Background Investigation
Possible NAICS Codes
561611 – Investigation and Personal Background Check Services
541611 – Administrative Management and General Management Consulting Services
541511 – Custom Computer Programming Services
561450 – Credit Bureaus
541219 – Other Accounting Services
561612 – Security Guards and Patrol Services
541519 – Other Computer Related Services
519290 – Web Search Portals and All Other Information Services
