561611 Investigation Services

This U.S. industry comprises establishments primarily engaged in providing investigation and detective services.

Illustrative Examples:

Fingerprinting services
Private detective services
Polygraph services
Private investigative services


Cross-References.
  • Establishments primarily engaged in providing credit checks are classified in Industry 561450, Credit Bureaus.
2007
NAICS
  2012
NAICS
  2017
NAICS
  Corresponding Index
Entries
561611 561611 561611  Background check services
561611 561611 561611  Bounty hunting services
561611 561611 561611  Detective agencies
561611 561611 561611  Fingerprint services
561611 561611 561611  Investigation services (except credit), private
561611 561611 561611  Investigators, private
561611 561611 561611  Lie detection services
561611 561611 561611  Missing person tracing services
561611 561611 561611  Polygraph services
561611 561611 561611  Private detective services
561611 561611 561611  Private investigation services (except credit)
561611 561611 561611  Skip tracing services