Browse private investigators within this area of service, or filter the list to find investigators who serve your state.

Private Investigators: Criminal Investigations

Provider of security, fraud, and business management solutions. Based in Austin, Texas.
Licensed private investigators association offering services for investigation, workplace safety, risk assessment and analysis.
Investigative firm with a strong background in law enforcement and public service. Des Moines, Iowa.
Private Investigator offering free consultations to help you determine the best course of action for your case.
Full service investigative firm founded by an experienced investigator and retired deputy sheriff.
Private detective agency established in 1975, serving the Chicagoland are and surrounding suburbs.
Private investigator based in Salt Lake City.
Full service private investigation firm based in Seattle, Washington.
Former law enforcement investigator providing investigative services to attorneys. Based in Portland, Oregon.
Full service private investigator based in Vancouver, Washington.