Plumbing contractors in Granite Falls, WA

6 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 6 Plumbing contractors registered in Granite Falls.

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Claimed and verified listings appear first.

Big Four Plumbing LLC

Listed

Residential · Granite Falls, WA

License #BIGFOFP742C3 · $6,000 bond

Jack's Backflow Testing LLC

Listed

Backflow Specialty · Granite Falls, WA

License #JACKSBT742JB · $6,000 bond

Kevin's Plumbing INC

Listed

Journey Level · Granite Falls, WA

License #KEVINPI782C4 · $6,000 bond

Pilchuck Plumbing LLC

Listed

Journey Level · Granite Falls, WA

License #PILCHPL784D5 · $6,000 bond

Shockley Plumbing

Listed

Journey Level · Granite Falls, WA

License #SHOCKP*772CZ · $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.