Knockout Plumbing & Mech Llc
Journey Level contractor in Seattle, Washington
Active LicenseLicense #KNOCKPM743K9
TradeJourney Level
CitySeattle, WA 98178
Phone(206) 858-2211
Business typeLimited Liability Company
PrincipalMiller, Zachary Stephen
Licensed since2026-06-02
License expires2028-06-02
UBI604427827
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License data sourced from Washington State Department of Labor & Industries public records. Verify current status with the state before hiring.
