Licensed Heating & Air Conditioning (C-20) contractors in Seattle, CA
The California Contractors State License Board (CSLB) lists 1 Heating & Air Conditioning (C-20) contractors in Seattle, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.
1 contractors
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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.