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

The California Contractors State License Board (CSLB) lists 5 Heating & Air Conditioning (C-20) contractors in Quartz Hill, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

5 contractors

1. Affordable Air And Heating

   Quartz Hill, CA · CSLB #840652 · as of October 6, 2026
   Active · clear
2. Cornerstone Pure Air Systems

   Quartz Hill, CA · CSLB #827261 · as of October 6, 2026
   Active · clear
3. O'donnell Heating & Air INC

   Quartz Hill, CA · CSLB #910978 · as of October 6, 2026
   Active · clear
4. Precise Air Mechanical Solutions INC

   Quartz Hill, CA · CSLB #987826 · as of October 6, 2026
   Active · clear
5. Peter Tolan

   Quartz Hill, CA · CSLB #1016439 · 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.