Plumbing contractors in Washington

2,266 active registrations

Businesses by registered name and license number. Show all 4,450 registrations on record, including expired.

• OAK PLUMBING LLCACTIVE

  Battle Ground, WA · License OAKPLPL780NE · Registered 4 years

• OASIS PLUMBING & CONST INCACTIVE

  Oregon City, OR · License OASISPC797OA · Registered 3 years

• OASIS WELL DRILLING INCACTIVE

  Port Angeles, WA · License OASISWD780J2 · Registered 4 years

• OCEAN PARK MECHANICAL INCACTIVE

  Seattle, WA · License OCEANPM792NW · Registered 5 years

• OCEAN PLUMBING LLCACTIVE

  Renton, WA · License OCEANPL773OJ · Registered 3 years

• ODIE'S PLUMBINGACTIVE

  Eastsound, WA · License ODIESP*774OA · Registered 3 years

• ODYSSEY PLUMBINGACTIVE

  Seattle, WA · License ODYSSP*772PO · Registered 2 years

• OGBORN PLUMBING CNTRNG INCACTIVE

  Tonasket, WA · License OGBORPC771C2 · Registered 3 years

• OHANA PLUMBING LLCACTIVE

  Snohomish, WA · License OHANAPL748BF · Registered less than 1 year

• OK MECHANICAL LLCACTIVE

  Chattaroy, WA · License OKMECML777B4 · Registered 3 years

• OKANOGAN DRILLING & DEV COACTIVE

  Omak, WA · License OKANODD787DD · Registered 4 years

• OLD SKOOL PLUMBING SERVICESACTIVE

  Olympia, WA · License OLDSKSP741LE · Registered less than 1 year

• OLSON PLUMBING LLCACTIVE

  Stanwood, WA · License OLSONPL773B5 · Registered 3 years

• OLYMPIC PLUMBINGACTIVE

  Shelton, WA · License OLYMPP*788JJ · Registered 4 years

• OLYMPIC PLUMBING SOLUTIONS LLCACTIVE

  Southworth, WA · License OLYMPPS780KB · Registered 4 years

• OLYMPIC PLUMBING TECHNOLGY LLCACTIVE

  Olympia, WA · License OLYMPPT799NS · Registered 5 years

• OMAK MACHINE SHOP INCACTIVE

  Omak, WA · License OMAKMMS784DD · Registered 4 years

• ON POINT PLUMBING LLCACTIVE

  Spokane, WA · License POINTPP774PL · Registered 2 years

• ON THE LEVEL PLUMBING INCACTIVE

  Olympia, WA · License LEVELLP791NR · Registered 5 years

• ON THE SPOT CONST SERVICE INCACTIVE

  Lake Stevens, WA · License SPOTCSC797O9 · Registered 4 years

• ONE WAY PLUMBING LLCACTIVE

  Kirkland, WA · License ONEWAWP798M8 · Registered 5 years

• OPTIMAL BACKFLOW LLCACTIVE

  Lynnwood, WA · License OPTIMBL743JC · Registered less than 1 year

• OPTIMAL HOME EXPERTS LLCACTIVE

  Everett, WA · License OPTIMHE740NM · Registered less than 1 year

• ORCAS ISLAND PLUMBNG & HTG LLCACTIVE

  Eastsound, WA · License ORCASIP790ML · Registered 5 years

• ORCHARD & VINEYARD SUPPLY LLCACTIVE

  Yakima, WA · License ORCHAVS742LD · Registered less than 1 year

• OREGON MECHANICAL GROUP LLCACTIVE

  Damascus, OR · License OREGOMG768KG · Registered 2 years

• OTTER PLUMBING LLCACTIVE

  Maple Valley, WA · License OTTERPL798NE · Registered 5 years

• OUTWEST CONTRACTING & ELECACTIVE

  Napavine, WA · License OUTWECE776CL · Registered 3 years

• OVERLAKE HTG A/C & SHTMTL LLCACTIVE

  Redmond, WA · License OVERLHC761KZ · Registered 2 years

• OVIVO USA LLCACTIVE

  Salt Lake City, UT · License OVIVOUL887PU · Registered 13 years

• OYLER PLUMBING LLCACTIVE

  Ellensburg, WA · License OYLERPL761OE · Registered 2 years

• Olympus Plumbing LLCACTIVE

  Port Angeles, WA · License OLYMPPL799RW · Registered 4 years

• P HOMES PLUMBING LLCACTIVE

  Auburn, WA · License PHOMEHP786N5 · Registered 4 years

• P S EACTIVE

  Sultan, WA · License PSE**SE746B8 · Registered less than 1 year

• P1 PLUMBING LLCACTIVE

  Vancouver, WA · License P1PLUPL779KA · Registered 3 years

• PAC WEST MECHANICAL LLCACTIVE

  Kent, WA · License PACWEWM781JN · Registered 4 years

• PACIFIC BACKFLOW SERVICES LLCACTIVE

  Richland, WA · License PACIFBS797ON · Registered 5 years

• PACIFIC COAST CARBON LLCACTIVE

  Ridgefield, WA · License PACIFCC834RM · Registered 8 years

• PACIFIC CUSTOM SEWER &DRAINAGEACTIVE

  Seattle, WA · License PACIFCS762RP · Registered 1 year

• PACIFIC FACILITY SOLUTIONS INCACTIVE

  Bellingham, WA · License PACIFFS782DC · Registered 4 years

• PACIFIC HEATING AND COOLINGACTIVE

  Tacoma, WA · License PACIFHC765MZ · Registered 2 years

• PACIFIC MECHANICAL ENTERPRISEACTIVE

  Vancouver, WA · License PACIFME762QM · Registered 1 year

• PACIFIC NORTHWEST PLUMBINGACTIVE

  Auburn, WA · License PACIFNP786OT · Registered 3 years

• PACIFIC NW WATER HEATERS LLCACTIVE

  Wauna, WA · License PACIFNW7631H · Registered 2 years

• PACIFIC PLUMBINGACTIVE

  Bellingham, WA · License PACIFP*742JG · Registered less than 1 year

• PACIFIC PLUMBING & CONST INCACTIVE

  Vancouver, WA · License PACIFPC780PU · Registered 3 years

• PACIFIC PLUMBING & DRAIN SERVSACTIVE

  Orchards, WA · License PACIFPD780NA · Registered 4 years

• PACIFIC PLUMBING AND MECH LLCACTIVE

  Spokane, WA · License PACIFPM788JN · Registered 4 years

• PACIFIC SUNSHINE PLUMBING LLCACTIVE

  Snohomish, WA · License PACIFSP785CW · Registered 4 years

• PAINTNER PLUMBING INCACTIVE

  Nine Mile Falls, WA · License PAINTPI749K9 · Registered less than 1 year