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Need to look up a business?

Search the database for licensed Seattle businesses. You can search by business name, industry type or zip code.

The Seattle business license tax certificate database shows you the following information about a business:

  • legal name
  • trade name ("doing business as")
  • main location address
  • phone number
  • license tax certificate expiration date
  • industry type and North American Industry Classification System (NAICS)

City of Seattle Business License Tax Certificate Database

City Finance

Jamie Carnell, Interim Director
Address: 700 Fifth Ave., 4th Floor, Seattle, WA, 98104
Mailing Address: P.O. Box 34214, Seattle, WA, 98124-4214
Phone: (206) 684-8484
tax@seattle.gov
Hours: 8:30 a.m.-4 p.m.

City Finance manages the financial operations of the City of Seattle and oversees the City’s financial controls and enterprise reporting while working to achieve the goals set by the Mayor and the City Council.