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Licensed HVAC contractors in Fullerton, CA (C-20)
6 new licenses for Warm-Air Heating, Ventilating & Air-Conditioning (HVAC) (C-20) across SoCal
Issued Oct 14 – Oct 20, 2026.
Quick facts
How many licensed HVAC contractors are in Fullerton, CA?
50 HVAC contractors with a California CSLB license list a business address in Fullerton, CA. 50 of them have an active license in good standing (CSLB data as of 10/20/2026).
How many HVAC contractors in Fullerton, CA have a license problem right now?
None are flagged right now. 4 active licenses expire within 90 days. Each listing below shows the status and a plain-English OK-to-hire verdict.
How do I check if a HVAC contractor is licensed?
Search the business name or license number on LicenseWatch CA to see license status, bond and workers' comp in one place, then confirm on the CSLB website before you sign a contract. In California, work over $1,000 in labor and materials requires a licensed contractor.
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