Look up a business or professional license

If you want to check a…	Go to…
Professional license If person or business has an active professional license. When a professional license will expire. If a person or business has been disciplined for professional license violations.	Search business and professional licenses Note: This search only provides information about licenses issued by the Department of Licensing. See Types of licenses for a list of licenses included. For licenses issued by other agencies, please see the List of licenses.
Business license If a business is licensed in Washington State or with a city. If a business has specialty licenses (liquor, lottery retailer, etc.) When a business license will expire. Who owns the business.	Search Business Licenses (Business Licensing Service—Dept. of Revenue)
Corporation or LLC If a corporation or LLC is registered in Washington State.	Corporations Search (Secretary of State)
Contractor or tradesperson If a person or business is licensed as a contractor or tradesperson. How long they’ve been licensed. If they have violations or lawsuits on their license record.	Look up contractors or tradespeople (Labor and Industries)

Search tips

You can search by:
- Name
- License number
- Type of license
- Location
If the search doesn’t find a record that matches the street address, try searching by name, type of license, or license number. Some professional licenses don’t list a street address and may not show up if you search by location.