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License, bond, and insurance

What Trusted Contractor checked for Airstone Heating & Air LLC, and when.

Washington State Department of Labor & Industries

AIRSTONE HEATING & AIR LLC

WA license AIRSTHA743JW

License
active, expires Oct 5, 2028
Heating/Vent/Air-Conditioning And Refrig (Hvac/R)
Bond
on file with Westfield Insurance Co, $15,000, until canceled
Insurance
on file with Midvale Indemnity Comp, $500,000, expires Apr 16, 2027

Last checked Nov 4, 2026, 5:21 AM Pacific against Washington L&I public data (General (m8qx-ubtq), Bond (bzff-4fmt), Insurance (ciwg-agsx)). We read every Washington and Oregon license from state data each day, and again when this page opens more than 12 hours after the last check. The state itself can take a few days to post changes. Check again now

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Recent checks

  • Nov 1, 2026, 12:18 AM PacificNo change
  • Oct 26, 2026, 3:54 PM PacificNo change