Plumbing contractors in Washington
2,263 active plumbing contractors are registered with Washington L&I. 4,450 registrations are on record in all, including expired and other statuses.
200 of the active plumbing contractors registered in Washington are based in other states.
All 4,450 registrations on record
Businesses by registered name and license number. Show only the 2,263 active registrations.
- VISIPIPE LLCEXPIRED
Hayden, ID · License VISIPL*813CM · First registered 2019
- VITAL FLOW PLUMBING LLCSUSPENDED
Morton, WA · License VITALFP762QN · First registered 2024
- Vertical Plumbing IncRE-LICENSED
Spokane, WA · License VERTIPI837BP · First registered 2017
- Vortex Plumbing IncRE-LICENSED
Kent, WA · License VORTEPI878O3 · First registered 2013
- W L MECHANICAL LLCEXPIRED
Burien, WA · License WLMECLM795MA · First registered 2021
- WAGNER PLUMBING COMPANYEXPIRED
Camano Island, WA · License WAGNEPC899BS · First registered 2011
- WAGNER PLUMBING LLCRE-LICENSED
Poulsbo, WA · License WAGNEPL838MR · First registered 2017
Walla Walla, WA · License WALLAWV791PJ · First registered 2022
- WALLINGFORD PLUMBING LLCEXPIRED
Seattle, WA · License WALLIPL796R3 · First registered 2021
- WALLINGFORD PLUMBING LLCRE-LICENSED
Seattle, WA · License WALLIPL922M3 · First registered 2008
- WALT'S PLUMBING CONNECTIONEXPIRED
Bellevue, WA · License WALTSPC086R2 · First registered 1992
- WALT'S PLUMBING INCEXPIRED
Everett, WA · License WALTSPI023MB · First registered 1998
- WASHINGTON PINE PLUMBING LLCEXPIRED
Tacoma, WA · License WASHIPP79617 · First registered 2021
- WASHINGTON PLUMBING PRO LLCEXPIRED
Bellevue, WA · License WASHIPP799CS · First registered 2021
- WASSON PLUMBING COOUT OF BUSINESS
Bonney Lake, WA · License WASSOPC763NB · First registered 2024
- WATER ASSOCIATION SERVICEEXPIRED
Everson, WA · License WATERAS932LH · First registered 2021
- WATER CENTS LLCEXPIRED
La Center, WA · License WATERCL780J8 · First registered 2022
- WATER CENTS LLCEXPIRED
La Center, WA · License WATERCL884J3 · First registered 2012
- WATER DOGS PLUMBING INCEXPIRED
Hauser, ID · License WATERDP797PG · First registered 2021
- WATER DOGS PLUMBING INCRE-LICENSED
Hauser, ID · License WATERDP817O5 · First registered 2019
- WATER HEATER PROS LLCEXPIRED
Bothell, WA · License WATERHP831RD · First registered 2017
- WATER TECHEXPIRED
Yakima, WA · License WATERT*977C6 · First registered 2003
- WATER WORKS PLUMBING INCSUSPENDED
Snohomish, WA · License WATERWP793M2 · First registered 2021
- WATERS ON ENTERPRISE LLCRE-LICENSED
Spokane, WA · License WATEREL793BL · First registered 2021
- WATERS PLUMBING INCEXPIRED
Otis Orchards, WA · License WATERPI943J5 · First registered 2006
- WAYMAKER PLUMBING CORPRE-LICENSED
Orting, WA · License WAYMAPC813JE · First registered 2019
- WAYNE'S PLUMBING LLCRE-LICENSED
Yelm, WA · License WAYNEPL838CG · First registered 2017
- WC PLUMBINGEXPIRED
Bremerton, WA · License WCPLUP*778M8 · First registered 2023
- WCI PLUMBING LLCEXPIRED
Edmonds, WA · License WCIPLPL891R3 · First registered 2011
- WE DO IT!EXPIRED
Vancouver, WA · License WEDOIDI779QM · First registered 2023
- WE THE PLUMBERS LLCOUT OF BUSINESS
Castle Rock, WA · License WEPLUPL783QN · First registered 2022
- WEDGWOOD PLUMBING & RENOVTNSEXPIRED
Kent, WA · License WEDGWPR789KU · First registered 2022
Auburn, WA · License WELLHHP7772A · First registered 2023
- WELLS AND MORE LLCSUPERCEDED
Toutle, WA · License WELLSML792O4 · First registered 2021
- WENDPANGA SERVICES LLCEXPIRED
Bellevue, WA · License WENDPSL790DS · First registered 2021
Renton, WA · License WESCOWS783LC · First registered 2022
Port Angeles, WA · License WESTCCB831DH · First registered 2017
- WEST COAST PLMBG PMP/FILTR LLCSUPERCEDED
Olympia, WA · License WESTCCP786DS · First registered 2022
Sekiu, WA · License WESTEEP886L2 · First registered 2012
- WEST ONE PLUMBING LLCRE-LICENSED
Chewelah, WA · License WESTOOP940QW · First registered 2006
- WESTERMAN PLUMBING CONTR LLCEXPIRED
Sammamish, WA · License WESTEPC761K3 · First registered 2024
- WESTERN MECH CONTRACTORS INCSUSPENDED
Kent, WA · License WESTEMC798MF · First registered 2021
- WESTERN PLUMBING INCOUT OF BUSINESS
Tigard, OR · License WESTEPI174CD · First registered 1983
- WESTERN WASHINGTON PLMBNG LLCRE-LICENSED
Kirkland, WA · License WESTEWP846R1 · First registered 2016
- WESTGATE PLUMBERS INCEXPIRED
Lynnwood, WA · License WESTGPI141NL · First registered 1986
- WESTSIDE PLUMBING LLCRE-LICENSED
Tumwater, WA · License WESTSPL943B6 · First registered 2006
- WESTVIEW PLUMBING LLCEXPIRED
Burien, WA · License WESTVPL782PC · First registered 2022
- WESTWATER INDUSTRIES LLCEXPIRED
Yacolt, WA · License WESTWIL771QZ · First registered 2024
- WEZEE'S PLUMBING INCRE-LICENSED
Seattle, WA · License WEEZEPI925C1 · First registered 2008
- WEZEE'S PLUMBING INCEXPIRED
Bellevue, WA · License WEZEEPI784D5 · First registered 2022