Collins Plumbing Corporation

Plumbing · Silverdale, WA · License #COLLIPC762KL

Collins Plumbing Corporation is one of 10 Plumbing contractors registered in Silverdale, registered with WA L&I since 2024. Registered longer than roughly 25% of Plumbing contractors in Silverdale. Current filings: $1,000,000 liability coverage through Jul 19, 2027.

How confident can you be in Collins Plumbing Corporation?

Are they licensed, bonded, and insured?

Active license and $1,000,000 liability on file — checked against WA L&I records, updated daily.

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

Are they who they say they are?

Not yet verified — Collins Plumbing Corporation 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 Silverdale.

Do they have jobs on record?

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

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License facts

License type
PLUMBING CONTRACTOR
Effective date
Jun 27, 2024
Expiration date
Jun 27, 2028
UBI
602879289
Business type
Corporation
Phone
(360) 440-6040
Location
Silverdale, WA 98383

Source: WA L&I contractor registration — checked Nov 12, 2026. Applies to every row above.

Registration is current through Jun 2028.

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Bond & insurance on file

Insurance companyAmountAgencyEffectiveExpiration
Mid-Century Ins Co$1,000,000TRINA KNOCHE AGENCYJul 19, 2024Jul 19, 2027
What the bond and insurance requirements mean for homeowners

Licensing in Washington requires a surety bond and general liability insurance filed with the Department of Labor & Industries, in an amount set by the license type.

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
Michael James CollinsJun 6, 2024
What is a Plumbing contractor licensed to do in Washington?

A plumbing contractor in Washington holds a plumbing contractor license issued by the Department of Labor & Industries, a separate program from construction contractor registration. Typical work includes water supply and drain, waste and vent piping, fixture installation, water heaters, and repiping. Individual plumbers are additionally certified through the state's plumber certification program; the license shown here is the business-level license. 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 10 Plumbing contractors registered in Silverdale.

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Subser doesn't have reviews or star ratings. This page shows Collins Plumbing Corporation'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 Nov 12, 2026. Subser doesn't do star ratings or reviews — just verified records.