Licensed Heating & Air Conditioning (C-20) contractors in Kelseyville, CA

The California Contractors State License Board (CSLB) lists 3 Heating & Air Conditioning (C-20) contractors in Kelseyville, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

3 contractors

1. Barnell Heating And A C

   Kelseyville, CA · CSLB #846833 · as of October 7, 2026
   Active · clear
2. Cool Air Conditioning & Heating INC

   Kelseyville, CA · CSLB #576429 · as of October 7, 2026
   Active · clear
3. Winset Mechanical

   Kelseyville, CA · CSLB #1084980 · as of October 7, 2026
   Suspended · workers' comp

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Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.