Airstone Heating & Air LLC
Heating/Vent/Air-Conditioning and Refrig (HVAC/R) · Auburn, WA · License #AIRSTHA743JW
Airstone Heating & Air LLC is one of 26 Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractors registered in Auburn, registered with WA L&I since 2026. Current filings: $15,000 surety bond (continuous) and $500,000 liability coverage through Apr 16, 2027. Principals on record since 2026.
How confident can you be in Airstone Heating & Air LLC?
Are they licensed, bonded, and insured?
Active license, $15,000 bond and $500,000 liability on file — checked against WA L&I records, updated daily.
Are they who they say they are?
Not yet verified — Airstone Heating & Air LLC 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 Auburn.
Do they have jobs on record?
Not yet measured — Airstone Heating & Air LLC 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. What do these mean?
License facts
- License type
- CONSTRUCTION CONTRACTOR
- Effective date
- Oct 5, 2026
- Expiration date
- Oct 5, 2028
- UBI
- 606141989
- Business type
- Limited Liability Company
- Phone
- (253) 391-3374
- Location
- Auburn, WA 98002
Source: WA L&I contractor registration — checked Nov 10, 2026. Applies to every row above.
Registration is current through Oct 2028.
Is this your business? Claim it free to verify ownership — takes about two minutes.
Claim this free listingBond & insurance on file
| Bond firm | Amount | Effective | Expiration |
|---|---|---|---|
| Westfield Insurance Co | $15,000 | Apr 12, 2026 | Continuous — until canceled |
| Insurance company | Amount | Agency | Effective | Expiration |
|---|---|---|---|---|
| Midvale Indemnity Comp | $500,000 | — | Apr 15, 2026 | Apr 16, 2027 |
What the bond and insurance requirements mean for homeowners
Washington requires specialty contractors to file a $15,000 surety bond with the Department of Labor & Industries as a condition of registration ($30,000 for general contractors). 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 |
|---|---|
| Filipp Dmytriiev | Apr 16, 2026 |
| Taras Onika | Apr 16, 2026 |
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. The registration requires a $15,000 surety bond and general liability insurance on file with WA L&I. Washington currently lists 26 Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractors registered in Auburn.
Looking for reviews of Airstone Heating & Air LLC?
Subser doesn't have reviews or star ratings. This page shows Airstone Heating & Air LLC's WA L&I record — registration status, bond and liability coverage, and principals on file — plus any endorsements from other licensed contractors.
Own Airstone Heating & Air LLC? Claim the listing free. Worked with Airstone Heating & Air LLC? Endorse them from your own listing.
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Browse the directory
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Built from Washington State L&I public records, updated Nov 10, 2026. Subser doesn't do star ratings or reviews — just verified records.