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Optimal Backflow LLC

Registered with Washington L&I Active
OPTIMBL743JC · Plumbing Contractor · renews April 2028

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

(206) 569-8603Phone on their state registration Reviews on GoogleOpens Google Maps
Backflow specialtySpecialty on the register

Before you hire them

1Check the name on your estimate matches Optimal Backflow LLC and registration OPTIMBL743JC.
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 Optimal Backflow LLC if they can take it; if not, to one other registered plumber near Lynnwood.

Other registered plumbers in Lynnwood

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All plumbers in Lynnwood

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