Plumbing contractors in Washington
2,266 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 2,266 active registrations.
- JACKSON PLUMBINGEXPIRED
Spokane, WA · License JACKSP*055NS · First registered 1995
- JACOBS FAMILY PLUMBING LLCEXPIRED
Shoreline, WA · License JACOBFP815CN · First registered 2019
- JACOBS HOME SERVICESEXPIRED
Spokane Valley, WA · License JACOBHS787QP · First registered 2022
- JACUZZI BATH REMODEL OF SEASUSPENDED
Chino, CA · License JACUZBR787P8 · First registered 2022
- JAFCO COMPANY LLCEXPIRED
Seattle, WA · License JAFCOCL769NO · First registered 2024
- JAKE THE PLUMBEREXPIRED
Seattle, WA · License JAKEPP*950MA · First registered 2005
- JAKE'S PLUMBING LLCSUSPENDED
Randle, WA · License JAKESPL754CO · First registered 2025
- JAMES ROOD PLUMBING INCEXPIRED
Hillsboro, OR · License JAMESRP925KN · First registered 2008
- JARED SIMCHUCK PLUMBINGRE-LICENSED
Marysville, WA · License JAREDSP933KH · First registered 2007
- JARMS PUMP SERVICE INC.EXPIRED
Cheney, WA · License JARMSPS785KD · First registered 2022
- JARMS PUMP SERVICE INC.SUPERCEDED
Cheney, WA · License JARMSPS791O1 · First registered 2021
- JAYMAC PLUMBING LLCEXPIRED
Lynden, WA · License JAYMAPL794O7 · First registered 2021
- JAYMAC PLUMBING LLCRE-LICENSED
Lynden, WA · License JAYMAPL872KU · First registered 2013
University Place, WA · License JBPLUPC788JE · First registered 2022
University Place, WA · License JBPLUPC841P7 · First registered 2016
- JBG PLUMBING & SEWER CONTREXPIRED
Vancouver, WA · License JBGPLPS838O6 · First registered 2017
Battle Ground, WA · License JBMPLPM760PS · First registered 2024
- JCL PLUMBINGEXPIRED
Fall City, WA · License JCLPLP*827C2 · First registered 2018
Woodinville, WA · License JDPLUPF796OO · First registered 2021
- JD PLUMBING LLCRE-LICENSED
Lynnwood, WA · License JDPLUPL827QW · First registered 2018
- JDA PLUMBING LLCRE-LICENSED
Lynnwood, WA · License JDAPLPL806MO · First registered 2020
- JEFF'S PLUMBING REPAIRRE-LICENSED
Olympia, WA · License JEFFSPR066DA · First registered 1994
- JENKINS PLUMBING INCEXPIRED
Clarkston, WA · License JENKIPI012D4 · First registered 1999
- JEO'S PLUMBINGSUSPENDED
Yakima, WA · License JEOSPP*785Q2 · First registered 2022
- JERRY'S PLUMBINGEXPIRED
Greenacres, WA · License JERRYP*850JP · First registered 2015
- JERRY'S PLUMBINGEXPIRED
Lake Stevens, WA · License JERRYP*984OQ · First registered 2002
- JERRY'S PLUMBING LLCEXPIRED
Bothell, WA · License JERRYPL928LS · First registered 2008
- JET CITY PLUMBING LLCEXPIRED
Kirkland, WA · License JETCICP778OE · First registered 2023
- JET PLUMBING AND HEATINGRE-LICENSED
Chimacum, WA · License JETPLPH821DT · First registered 2018
- JET PLUMBING LLCEXPIRED
Marysville, WA · License JETPLPL782KQ · First registered 2022
- JIM PURSWELL'S PUMP CO INCSUPERCEDED
Hermiston, OR · License JIMPUPP799OB · First registered 2021
- JIM WETTON'S PLUMBINGOUT OF BUSINESS
Enumclaw, WA · License JIMWEP*137PB · First registered 1987
- JKA Well Drilling & PumpsSUPERCEDED
Monroe, WA · License JKAWEWD792OZ · First registered 2021
- JL Plumbing LLCEXPIRED
Brinnon, WA · License JLPLUPL799MR · First registered 2021
- JL Plumbing LLCEXPIRED
Brinnon, WA · License JLPLUPL872MA · First registered 2013
- JM PLUMBING & MECHANICAL LLCOUT OF BUSINESS
Olympia, WA · License JMPLUPM781PE · First registered 2022
- JM PLUMBING & MECHANICAL LLCEXPIRED
Olympia, WA · License JMPLUPM850B3 · First registered 2015
- JM WATERWORKSEXPIRED
Cashmere, WA · License JMWATW*821QM · First registered 2018
- JNH PLUMBINGOUT OF BUSINESS
Spirit Lake, ID · License JNHPLP*792MP · First registered 2021
- JNH PLUMBINGRE-LICENSED
Blanchard, ID · License JNHPLP*807PE · First registered 2020
- JNI PLUMBING LLCSUSPENDED
Auburn, WA · License JNIPLPL775MS · First registered 2023
- JOANNA'S PLUMBINGEXPIRED
Seattle, WA · License JOANNP*141CD · First registered 1986
- JOE THE PLUMBEREXPIRED
SeaTac, WA · License JOEPLP*783O3 · First registered 2022
- JOE THE PLUMBEREXPIRED
SeaTac, WA · License JOEPLP*947LB · First registered 2006
- JOE'S 2 SONS PLUMBING LLCEXPIRED
Hobart, WA · License JOES22S791RF · First registered 2021
- JOE'S PLUMBINGEXPIRED
Sumner, WA · License JOESP**183PQ · First registered 1982
- JOE'S PLUMBINGEXPIRED
Sumner, WA · License JOESPP*793MG · First registered 2021
- JOE'S PLUMBINGEXPIRED
Cathlamet, WA · License JOESPP*838ND · First registered 2017
- JOHN HENRY SPENCEREXPIRED
Milton, WA · License JOHNHHS7872Q · First registered 2022
- JOHN THE PLUMBER LLCRE-LICENSED
Puyallup, WA · License JOHNPPL881DB · First registered 2012