Private Investigator Directory
Find private investigators, surveillance companies, and investigation service providers by location and service type.
Our private investigator directory is a verified database of licensed private detectives — search by name, license, or location to find investigation professionals near you. Every listing is cross-referenced with state licensing board records for accuracy.
Find Private Investigators
Find a private investigator by name, company, or license number. Results below pull live from our verified database of licensed U.S. private detectives and investigation firms.
Showing 302 private investigator listings
Find Private Investigators by State
Browse private detectives and investigation firms by location. Each state page lists verified private investigators — making it easy to find licensed investigators near me.
Investigation & Surveillance Services
Surveillance Companies
Licensed private investigation firms offering video surveillance, GPS tracking, covert operations, and stakeout services for legal and corporate cases.
Background Check Services
Comprehensive background investigations including criminal history, employment verification, financial records, and reference checks for employers and individuals.
Corporate Investigation Services
Fraud investigation, embezzlement detection, due diligence, intellectual property theft, employee misconduct, and competitive intelligence for businesses.
Domestic Investigation Services
Infidelity investigations, child custody surveillance, cohabitation verification, and missing person searches for family and personal matters.
Process Serving & Legal Support
Court document delivery, witness location and interviews, litigation support, and evidence gathering for attorneys and law firms.
Asset & Financial Searches
Hidden asset location, bank account searches, property ownership verification, and financial background investigations for judgment collection and pre-litigation.
How to Verify a Private Investigator's License
Hiring a licensed private investigator protects your legal interests and ensures admissible evidence. Every listing in our directory shows the state-issued license number — here's how to confirm it independently.
- Note the license number and state shown on the investigator's listing.
- Visit your state private detective or private investigator licensing board (often under the Department of Public Safety or Secretary of State).
- Use the public license lookup tool and enter the license number.
- Confirm the name, license type, and status (Active, not Revoked/Suspended/Expired) match the listing.
- Ask for proof of general liability and errors & omissions insurance before engaging services.
Private Investigator Directory FAQ
Add Your Investigation Firm
Are you a licensed private investigator? Add your firm to our nationwide private investigator directory and reach clients searching for surveillance, background checks, and corporate investigation services.