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

The California Contractors State License Board (CSLB) lists 8 Heating & Air Conditioning (C-20) contractors in Duarte, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

8 contractors

1. Agape Air Condition & Heating INC

   Duarte, CA · CSLB #1004863 · as of October 6, 2026
   Active · clear
2. Sevag Armoudikian

   Duarte, CA · CSLB #1105756 · as of October 6, 2026
   Active · clear
3. David Granillo

   Duarte, CA · CSLB #841662 · as of October 6, 2026
   Active · clear
4. Gregory Retzepis DBA GR Plumbing & Heating

   Duarte, CA · CSLB #492976 · as of October 6, 2026
   Active · clear
5. Kline's Kustom Heating & Air INC

   Duarte, CA · CSLB #519892 · as of October 6, 2026
   Active · clear
6. Marco's Heating And Air

   Duarte, CA · CSLB #727611 · as of October 6, 2026
   Active · clear
7. Primary Air INC

   Duarte, CA · CSLB #1127098 · as of October 6, 2026
   Active · clear
8. Tempro Refrigeration INC

   Duarte, CA · CSLB #947810 · as of October 6, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.