California contractor license
ASM MECHANICAL SERVICES
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
ASM MECHANICAL SERVICES is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Antioch, Contra Costa County, licensed in California for 7 years (since 2019). As of Mar 11, 2026, the license is active with an expiration date of Mar 31, 2028 on record and a license bond is on file.
ASM MECHANICAL SERVICESC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Mar 11, 2026
ActiveLicense number#1051854
Licensed sinceMar 29, 2019
Years licensed7 years
Expiration on recordMar 31, 2028
City and countyAntioch, Contra Costa County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Mar 11, 2026.