King County · Seattle
Knockout Plumbing & Mechanical LLC
Knockout Plumbing & Mechanical LLC is listed in Seattle, King County for emergency calls.
- Seattle
- emergency
- County
- King
- Phone
- (206) 858-2211
- Website
- knockoutplumbingseattle.com
- Address
- 1724 S Spokane St, Seattle, WA 98144
- Listed for
- emergency calls
License check
- WA plumbing contractor license · L&I #KNOCKPM743K9, active, expires 2028-06-02. Bond and liability insurance on file. L&I Verify
- WA plumbing contractor license · L&I #KNOCKPM782DB, active, expires 2028-03-25. Bond and liability insurance on file. L&I Verify
We matched this business by phone number and business name in Washington L&I contractor license data on data.wa.gov (the same records as L&I Verify) on October 18, 2026. A match is not an endorsement. Look the number up yourself before work starts.
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Before you call Knockout Plumbing & Mechanical LLC, see how to hire emergency plumbers.