Dunsmore Heating & Gas Piping
Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · Clinton, WA · License #DUNSMHG946C8
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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
Current filings: $15,000 surety bond (continuous) and $2,000,000 liability coverage through Feb 23, 2027. Principals on record since 2006.
- License type
- CONSTRUCTION CONTRACTOR
- Effective date
- Feb 28, 2006
- Expiration date
- Feb 28, 2028
- UBI
- 601027409
- Business type
- Individual
- Phone
- (360) 221-8567
- Location
- Clinton, WA 98236
Source: WA L&I contractor registration — verified Aug 15, 2026. Applies to every row above.
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Claim this free listingBond & insurance on file
| Bond firm | Amount | Effective | Expiration |
|---|---|---|---|
| Western Surety Co | $15,000 | Feb 2, 2025 | Continuous — until canceled |
| Insurance company | Amount | Agency | Effective | Expiration |
|---|---|---|---|---|
| Main Street America Protection | $2,000,000 | THOMAS & ASSCTS INS BROKER INC | Feb 23, 2025 | Feb 23, 2027 |
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. This contractor's current filing shows a $15,000 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.
Principals
| Name | Start date |
|---|---|
| Lance Allen Dunsmore | Feb 28, 2006 |
What is a Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractor licensed to do in Washington?
An HVAC/R specialty contractor is registered with WA L&I to install and service heating, ventilation, air-conditioning, and refrigeration systems. Electrical and mechanical work within HVAC systems may also require trade licenses administered separately by the state. 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.
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Built from Washington State L&I public records, updated Aug 15, 2026. No star ratings or reviews — verification only.