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Tri-State Plumbing Inc

Registered with Washington L&I Active
TRISTPI794O2 · Plumbing Contractor · renews September 2027

From the state register, October 17, 2026. Confirm on L&I, which also shows their bond and insurance.

(425) 643-3830Phone on their state registration www.tristateplumbing.comTheir website Reviews on GoogleOpens Google Maps
Journey levelSpecialty on the register

Before you hire them

1Check the name on your estimate matches Tri-State Plumbing Inc and registration TRISTPI794O2.
2Ask whether the job needs a permit, and who pulls it.
3Get a written estimate first. No big cash deposits.
Ask this pro to call me

Free. Goes to one pro registered with Washington L&I.

Referral service, not a contractor. Privacy.

"Get a pro to call me" goes to Tri-State Plumbing Inc if they can take it; if not, to one other registered plumber near Woodinville.

Other registered plumbers in Woodinville

Northwest MechanicalNORTHM*760NGThegoldenageplumbing LLCTHEGOL*743CPBob's Heating & Air Cndtng LLCBOBSHHA796RDCpi Plumbing & HeatingCPIPLPH754T7Springer PlumbingSPRINP*741UCPluto PlumbingPLUTOP*780PS

All plumbers in Woodinville

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