Plumbing contractors in Washington
2,262 active plumbing contractors are registered with Washington L&I. 4,448 registrations are on record in all, including expired and other statuses.
199 of the active plumbing contractors registered in Washington are based in other states.
All 4,448 registrations on record
Businesses by registered name and license number. Show only the 2,262 active registrations.
- B&G PLUMBING LLCACTIVE
Bremerton, WA · License BGPLUPL793NG · Registered 4 years
Riverton, UT · License BMPLUPH776C2 · Registered 2 years
- B-LINE PLUMBING LLCACTIVE
Tenino, WA · License BLINEPL799MG · Registered 5 years
Edmonds, WA · License BHUGHPS765MW · Registered 2 years
- BACKCOUNTRY BACKFLOW LLCACTIVE
Lacey, WA · License BACKCBL775RQ · Registered 2 years
Kingston, WA · License BACKFAS760K4 · Registered 2 years
- BACKFLOW JOHNNYACTIVE
Colbert, WA · License BACKFJ*779KD · Registered 3 years
- BAHM PLUMBING LLCACTIVE
Anacortes, WA · License BAHMPPL776QW · Registered 2 years
- BAIKAL SERVICES INCACTIVE
Everett, WA · License BAIKASI796MK · Registered 5 years
Bainbridge Island, WA · License BAINBIP799MW · Registered 5 years
- BAKER CONTRACTING LLCACTIVE
Clearlake, WA · License BAKERCL7666O · Registered 2 years
Colville, WA · License BALLABI754M1 · Registered 1 year
- BALLARD HOME SERVICESACTIVE
Lynnwood, WA · License BALLAHS742MZ · Registered less than 1 year
Renton, WA · License BALTIPM766QH · Registered 1 year
- BANNER BAY PLUMBING LLCACTIVE
Olalla, WA · License BANNEBP795NG · Registered 5 years
Spokane, WA · License BANNEFF767KU · Registered 2 years
- BARCE PLUMBING LLCACTIVE
Woodinville, WA · License BARCEPL784B7 · Registered 4 years
- BARNEY'S PLUMBINGACTIVE
Buckley, WA · License BARNEP*788JE · Registered 4 years
- BARRON HEATING & A/C INCACTIVE
Ferndale, WA · License BARROHC783N5 · Registered 4 years
- BASIN PUMP SERVICE LLCACTIVE
Moses Lake, WA · License BASINPS790NR · Registered 5 years
Moses Lake, WA · License BASINRH792NG · Registered 5 years
Blaine, WA · License BATPRPB786LP · Registered 4 years
Longview, WA · License BATESPM753CD · Registered 1 year
- BATES PLUMBING INCACTIVE
Marysville, WA · License BATESPI793RG · Registered 4 years
- BATH FITTERACTIVE
City Of Spokane Vall, WA · License BATHFF*796OS · Registered 5 years
- BATMASTERACTIVE
Lake Stevens, WA · License BATMA**783L4 · Registered 4 years
- BAXTER PLUMBING LLCACTIVE
Goldendale, WA · License BAXTEPL741NC · Registered less than 1 year
- BAY STAR PLUMBING, INCACTIVE
Enumclaw, WA · License BAYSTSP775KB · Registered 3 years
Blaine, WA · License BAYVIVP833MP · Registered 9 years
- BAYVIEW PUMPS INCACTIVE
Port Hadlock, WA · License BAYVIPI785R8 · Registered 3 years
- BAZAIL PLUMBING LLCACTIVE
Spanaway, WA · License BAZAIPL756C7 · Registered 1 year
Kent, WA · License BEACOPM795RD · Registered 4 years
- BEAGLE SERVICES INC.ACTIVE
Seattle, WA · License BEAGLSI781NB · Registered 4 years
- BEAR CREEK PLUMBING LLCACTIVE
Bremerton, WA · License BEARCCP768RW · Registered 1 year
University Place, WA · License BEARPPH793NR · Registered 5 years
- BEAVER'S PLUMBING INCACTIVE
Monroe, WA · License BEAVEPI744ON · Registered less than 1 year
- BECRAFT PLUMBINGACTIVE
Mill Creek, WA · License BECRAP*795NL · Registered 5 years
- BEE PLUMBING LLCACTIVE
Lewiston, ID · License BEEPLPL745C7 · Registered less than 1 year
Seattle, WA · License BEESPPH75127 · Registered 1 year
- BEL-RED PLUMBING LLCACTIVE
Redmond, WA · License BELREPL794NG · Registered 4 years
- BELBROOK PLUMBING LLCACTIVE
Cle Elum, WA · License BELBRP*760KT · Registered 2 years
- BELCORP INCACTIVE
La Center, WA · License BELCOI*781PJ · Registered 3 years
Long Beach, WA · License BELKSPC787PC · Registered 3 years
- BELLEVUE PLUMBING INCACTIVE
Bellevue, WA · License BELLEPI795ON · Registered 5 years
Bellingham, WA · License BELLIPH789BL · Registered 4 years
- BELLS PLUMBING & HEATINGACTIVE
Silverdale, WA · License BELLSPH793NW · Registered 5 years
- BELRED HEATING & COOLINGACTIVE
Woodinville, WA · License BELREHC759UF · Registered 1 year
- BEN THE PLUMBER INCACTIVE
Bellingham, WA · License BENPLPI783KU · Registered 4 years
- BEN'S PLUMBINGACTIVE
Seattle, WA · License BENSPP*762OR · Registered 2 years
- BENCHMARK PLUMBING LLCACTIVE
Monroe, WA · License BENCHPL740L3 · Registered less than 1 year