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.
- WEZEE'S PLUMBING INCEXPIRED
Bellevue, WA · License WEZEEPI790OB · First registered 2021
- WHATCOM ELECTRIC & PLUMBINGRE-LICENSED
Blaine, WA · License WHATCEP781MJ · First registered 2022
- WHEELIS BROTHERSEXPIRED
Monroe, WA · License WHEELB*771KU · First registered 2023
- WHIDBEY ISLAND PLUMBINGEXPIRED
Oak Harbor, WA · License WHIDBIP922CS · First registered 2008
- WHIDBEY MAINTENANCE AND PLBGEXPIRED
Oak Harbor, WA · License WHIDBMP786J8 · First registered 2022
- WHISTLE DRAIN CLEANING LLCEXPIRED
Austin, TX · License WHISTDC798MT · First registered 2021
- WHITE HORSE PLUMBING PLLCEXPIRED
Snohomish, WA · License WHITEHP768NF · First registered 2024
- WHITNEY PLUMBING SERVICERE-LICENSED
Seabeck, WA · License WHITNPS019MH · First registered 1999
- WHITNEY PLUMBING SERVICEEXPIRED
Seabeck, WA · License WHITNPS795ND · First registered 2022
- WIDNER ELECTRIC & INDUSTRL INCRE-LICENSED
Milton Freewater, OR · License WIDNEEI794O3 · First registered 2021
- WILL DO PLUMBING INCRE-LICENSED
Port Angeles, WA · License WILLDDP937QT · First registered 2007
- WILLIAM LEONARD LLCRE-LICENSED
Seattle, WA · License WILLILL951B1 · First registered 2005
- WILLIS PLUMBING LLCOUT OF BUSINESS
Auburn, WA · License WILLIPL786KE · First registered 2022
- WILLIS PLUMBING LLCRE-LICENSED
Auburn, WA · License WILLIPL817MB · First registered 2019
- WILSON PLUMBING & REPAIR INCEXPIRED
Aberdeen, WA · License WILSOPR778O8 · First registered 2024
- WILSON PLUMBING & REPAIR INCEXPIRED
Aberdeen, WA · License WILSOPR943KD · First registered 2006
- WIND MOUNTAIN PLUMBING INCRE-LICENSED
Carson, WA · License WINDMPI036K8 · First registered 1997
- WINSTON ENTERPRISESEXPIRED
Renton, WA · License WINSTE*132NG · First registered 1987
- WOLFF WATER HEATERS LLCRE-LICENSED
Snohomish, WA · License WOLFFWH850NL · First registered 2015
- WOODBURN PLUMBING INCRE-LICENSED
Camas, WA · License WOODBI*200DG · First registered 1980
- WOODBURN PLUMBING INCEXPIRED
Camas, WA · License WOODBPI795NB · First registered 2021
- WOODS CREEK PLUMBING INCRE-LICENSED
Sultan, WA · License WOODSCP853DB · First registered 2015
- WOODY'S PLUMBING LLCEXPIRED
Covington, WA · License WOODYPL918QB · First registered 2009
- WORD OF MOUTH SERVICES, INCEXPIRED
Moses Lake, WA · License WORDMMS770JM · First registered 2023
- WORTHINGTON PLUMBING LLCRE-LICENSED
Shelton, WA · License WORTHPL812O5 · First registered 2019
- WRIGHT NOW PLUMBING LLCEXPIRED
Puyallup, WA · License WRIGHNP786BQ · First registered 2022
- WRIGHT'S LABOR LLCEXPIRED
Port Angeles, WA · License WRIGHLL763MA · First registered 2024
- Warnken's Water Works LLCOUT OF BUSINESS
Aberdeen, WA · License WARNKWW782KB · First registered 2022
- Warnken's Water Works LLCEXPIRED
Aberdeen, WA · License WARNKWW917BO · First registered 2009
- WaterDaddy IncEXPIRED
Spokane, WA · License WATERI*847QB · First registered 2016
- Wenatchee Pumps LLCSUSPENDED
Wenatchee, WA · License WENATPL772DB · First registered 2023
- West Coast Plumbing IncEXPIRED
Arlington, WA · License WESTCCP871J6 · First registered 2013
- Whitelaw Plumbing LLCEXPIRED
Bellingham, WA · License WHITEPL892NA · First registered 2011
- Y&T PLUMBINGOUT OF BUSINESS
Lynden, WA · License YTPLUP*770CG · First registered 2023
- YAKIMA PLUMBING DEPTSUPERCEDED
Union Gap, WA · License YAKIMPD783DN · First registered 2022
- YAKIMA PLUMBING DEPTEXPIRED
Union Gap, WA · License YAKIMPD784KU · First registered 2022
- YAKIMA PLUMBING DEPTRE-LICENSED
Union Gap, WA · License YAKIMPD944J1 · First registered 2006
- YLJ LUNA PLUMBING LLCSUSPENDED
Everett, WA · License YLJLULP795NG · First registered 2021
- YLJ LUNA PLUMBING LLCRE-LICENSED
Everett, WA · License YLJLULP811OT · First registered 2019
- YLJ PLUMBING LLCINACTIVE
Everett, WA · License YLJPLPL817NG · First registered 2019
- YOCHUM PLUMBING LLCEXPIRED
Lewiston, ID · License YOCHUPL947BT · First registered 2006
Federal Way, WA · License YOUNGPR765BQ · First registered 2024
- YOUR LOCAL PLUMBING COMP LLCEXPIRED
Tacoma, WA · License YOURLLP802B8 · First registered 2020
- Yeti Plumbing Services LLCRE-LICENSED
Tacoma, WA · License YETIPPS853JH · First registered 2015
- ZIM'S PLUMBING LLCRE-LICENSED
North Bend, WA · License ZIMSPPL808RD · First registered 2020
- ZOLAS PLUMBING LLCEXPIRED
Seattle, WA · License ZOLASPL881P3 · First registered 2012
- ZOLTAN THE PLUMBERRE-LICENSED
Tukwila, WA · License ZOLTAP*024CE · First registered 1998
- ZONE 8 PLUMBING & SEWER LLCEXPIRED
Seattle, WA · License ZONE88P773QA · First registered 2023
- ZOOM DRAINEXPIRED
Seattle, WA · License ZOOMDD*770L8 · First registered 2023
- Zesbro Plumbing LLCEXPIRED
Seattle, WA · License ZESBRPL803MW · First registered 2020