California contractor license
AIR CONDITIONING & HEATING MECHANICAL MASTERS
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
AIR CONDITIONING & HEATING MECHANICAL MASTERS is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Northridge, Los Angeles County, licensed in California for 49 years (since 1977). As of Jan 14, 2026, the license is active with an expiration date of Feb 29, 2028 on record, a license bond is on file, and permit records show 10–25 permitted projects in the last 3 years.
AIR CONDITIONING & HEATING MECHANICAL MASTERSC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Jan 14, 2026
ActiveLicense number#344739
Licensed sinceOct 14, 1977
Years licensed49 years
Expiration on recordFeb 29, 2028
City and countyNorthridge, Los Angeles County
License bondOn file
Projects10–25 permitted projects in the last 3 years
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Jan 14, 2026.