Collier Plumber INC
Plumbing · Seattle, WA · License #COLLIPI003MA
Active
WA L&I status: RE-LICENSED
State-verifiedWhat does verified mean?
- State-verified — Checked against WA L&I records, updated daily.
- Owner-verified — The business claimed this listing and verified ownership — free. Claim this listing
- Proven on Subser — The business runs real jobs through Subser — measured performance, not reviews.
License facts
Collier Plumber INC is one of 61 Plumbing contractors registered in Seattle, registered with WA L&I since 2000.
- License type
- CONSTRUCTION CONTRACTOR
- Effective date
- Jul 1, 2000
- Expiration date
- Mar 18, 2021
- UBI
- 602040442
- Business type
- Corporation
- Phone
- (206) 246-5325
- Location
- Seattle, WA 98168
Source: WA L&I contractor registration — verified Aug 12, 2026. Applies to every row above.
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Claim this free listingBond & insurance on file
| Bond firm | Amount | Effective | Expiration |
|---|---|---|---|
| Federated Mutual Ins Co | $6,000 | May 25, 2021 | Continuous — until canceled |
| Federated Mutual Ins Co | $6,000 | Mar 17, 2021 | Canceled Jun 30, 2021 |
| TRAVELERS CAS & SURETY CO OF A | $6,000 | Mar 17, 2002 | Canceled Jul 1, 2021 |
What the bond and insurance requirements mean for homeowners
A $15,000 surety bond, filed with the Department of Labor & Industries, is a condition of registration for specialty contractors in Washington (general contractors file $30,000). This contractor's current filing shows a $6,000 bond.
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.
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. Washington requires a $15,000 surety bond and general liability insurance for this registration. Washington currently lists 61 Plumbing contractors registered in Seattle.
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Browse the directory
Built from Washington State L&I public records, updated Aug 12, 2026. No star ratings or reviews — verification only.