Delstar Plumbing INC

Plumbing · Woodinville, WA · License #DELSTPI972OJ

Registration expired per WA L&I as of Nov 4, 2019.

Delstar Plumbing INC is one of 6 Plumbing contractors registered in Woodinville, registered with WA L&I since 2003. Principals on record since 2003.

How confident can you be in Delstar Plumbing INC?

Are they licensed, bonded, and insured?

Registration expired per WA L&I as of Nov 4, 2019.

Source:License facts on this pageVerify at WA L&I

Are they who they say they are?

Not yet verified — Delstar Plumbing INC hasn't claimed this listing. Own this business? Claim it free.

Do other pros stand behind them?

No endorsements yet from other licensed contractors in Woodinville.

Do they have jobs on record?

Not yet measured — Delstar Plumbing INC hasn't run jobs through Subser. Performance data comes from real jobs, not reviews.

Subser doesn't do star ratings or reviews — just verified records.

License facts

License type
CONSTRUCTION CONTRACTOR
Effective date
Sep 11, 2003
Expiration date
Nov 4, 2019
Suspend date
Oct 16, 2019
UBI
602322265
Business type
Corporation
Phone
(360) 668-0302
Location
Woodinville, WA 98072

Source: WA L&I contractor registration — checked Aug 18, 2026. Applies to every row above.

Registration lapsed Nov 2019 per WA L&I records.

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Bond & insurance on file

What the bond and insurance requirements mean for homeowners

To register as a specialty contractor in Washington, a business must file a $15,000 surety bond with the Department of Labor & Industries; general contractors file $30,000.

The bond is a limited fund a homeowner (or subcontractor or supplier) can make a claim against, through the courts, if a registered contractor fails to meet its obligations on a job. Contractors must also keep general liability insurance on file — at least $50,000 in property damage and $200,000 in public liability coverage, or a $250,000 combined single limit — which covers damage the contractor causes, not workmanship disputes. The rows above are the bond and insurance filings L&I publishes for this registration; whether a specific filing applies to a specific project depends on its dates and terms.

Principals

NameStart date
Timothy James DelahantySep 11, 2003
Debra Diane DelahantySep 12, 2011
What is a Plumbing contractor licensed to do in Washington?

A plumbing specialty contractor registration with WA L&I covers plumbing installation and repair work. Individual plumbers in Washington are additionally certified through a separate state plumber-certification program; the contractor registration shown here is the business-level registration. As a condition of registration, contractors in this category file a $15,000 surety bond and proof of general liability insurance with WA L&I. Washington currently lists 6 Plumbing contractors registered in Woodinville.

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Subser doesn't have reviews or star ratings. This page shows Delstar Plumbing INC's WA L&I record — registration status, bond and liability coverage, and principals on file — plus any endorsements from other licensed contractors.

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Built from Washington State L&I public records, updated Aug 18, 2026. Subser doesn't do star ratings or reviews — just verified records.