Plumbing contractors in Washington

3,085 contractors · Updated Sep 27, 2026

Plumbing contractors install and repair the water supply, drain, waste, and vent systems that carry water through a building. Washington currently lists 3,085 Plumbing contractors registered statewide.

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Claimed and verified listings appear first.

1 Tom Plumber

Listed

Residential · Kennewick, WA

License #1TOMPTP773O8 · $6,000 bond

1 Tom Plumber Sttl & Grtr Es

Listed

Journey Level · Woodinville, WA

License #1TOMPTP761D5 · $6,000 bond

1-2-3 Plumbing LLC

Listed

Journey Level · Tacoma, WA

License #123PLPL767OF · $6,000 bond

1-800 Plumber & Air Pacific NW

Listed

Journey Level · Beaverton, OR

License #1800PPA785KB · $6,000 bond

1-800-Plumber + Air

Listed

Journey Level · Redmond, WA

License #1800PA*771MU · $6,000 bond

1ST American Plumbing INC

Listed

Journey Level · Yakima, WA

License #1STAMAP771L3 · $6,000 bond

1ST Call Plumbing & Htg LLC

Listed

Journey Level · Tacoma, WA

License #1STCACP751LB · $6,000 bond

1ST Choice Plumbing INC

Listed

Journey Level · Everett, WA

License #1STCHCP788O2 · $6,000 bond

1ST Choice Plumbing/Repair LLC

Listed

Journey Level · Selah, WA

License #1STCHCP793NE · $6,000 bond

1ST Response Plumbing

Listed

Journey Level · Spokane, WA

License #1STRERP781D8 · $6,000 bond

2 Guys Plumbing LLC

Listed

Residential · Castle Rock, WA

License #2GUYSGP786KB · $6,000 bond

2 Sons Plumbing

Listed

Journey Level · Pacific, WA

License #2SONSSP759TF · $6,000 bond

3 Mountains Home Services

Listed

Journey Level · Milwaukie, OR

License #3MOUNHS744JH · $6,000 bond

3 Peaks Plumbing LLC

Listed

Journey Level · Washougal, WA

License #3PEAKPP755C8 · $6,000 bond

32Plumb

Listed

Journey Level · Spokane Valley, WA

License #32PLU**7688Q · $6,000 bond

365 Plumbing & Drain

Listed

Journey Level · Walla Walla, WA

License #365PLPD762QK · $6,000 bond

365 Plumbing LLC

Listed

Journey Level · Kent, WA

License #365PLPL756RA · $6,000 bond

3G Plumbing Solutions LLC

Listed

Journey Level · Bonney Lake, WA

License #3GPLUPS794QT · $6,000 bond

5 Corners Plumbing LLC

Listed

Residential · Houghton, WA

License #5CORNCP792NG · $6,000 bond

5 Star Backflow Services INC

Listed

Backflow Specialty · Kirkland, WA

License #5STARSB785RZ · $6,000 bond

7 Lakes Mechanical LLC

Listed

Journey Level · North Lakewood, WA

License #7LAKELM765JH · $6,000 bond

7B Plumbing Services

Listed

Journey Level · Sagle, ID

License #7BPLUPS741BH · $6,000 bond

A & A Well Drilling INC

Listed

Pump & Irrigation · Lopez Island, WA

License #WELLD*W772BT · $6,000 bond

A & B Plumbing & Drain LLC

Listed

Journey Level · Puyallup, WA

License #BPLUMBP780QM · $6,000 bond

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Built from Washington State L&I public records, updated Sep 27, 2026. Subser doesn't do star ratings or reviews — just verified records.