Search professional licenses
Use the "Find a license" search boxes to look up a license by keyword or category. Visit the license page to find information on applying, renewing, or updating your license and additional services.
If you don't see the license you're looking for, please try the full list of Washington licenses on the State of Washington website.
- Private Investigators
Private investigative agencies provide investigation, property loss prevention, escort, and bodyguard services. Learn how to get, renew, or update your license.
- Private Investigators
Learn how to get or renew your certification to train private investigators.
- Private Investigators
Private investigators provide investigation, property loss prevention, escort, and bodyguard services. Learn how to get, renew, or update your license.