California contractor license
DUERR HEATING AND AIR INC
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
DUERR HEATING AND AIR INC is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Morgan Hill, licensed in California for 28 years (since 1998). As of Oct 22, 2026, the license is active with an expiration date of May 31, 2027 on record and no license bond is on file.
DUERR HEATING AND AIR INCC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Oct 22, 2026
ActiveLicense number#748183
Licensed sinceApr 16, 1998
Years licensed28 years
Expiration on recordMay 31, 2027
City and countyMorgan Hill
License bondNot on file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Oct 22, 2026.