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

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

3 contractors

1. Air Wolf Energy Efficiency Systems

   Penn Valley, CA · CSLB #953463 · as of October 7, 2026
   Active · clear
2. Do HVAC INC

   Penn Valley, CA · CSLB #1067074 · as of October 7, 2026
   Active · clear
3. Omid Heating & Air Conditioning

   Penn Valley, CA · CSLB #1127721 · as of October 7, 2026
   Active · clear

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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.