California contractor license
GRAHAM AND SONS HVAC LLC
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
GRAHAM AND SONS HVAC LLC is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Discovery Bay, Contra Costa County, licensed in California for 2 years (since 2024). As of Feb 16, 2026, the license is active with an expiration date of Jan 31, 2028 on record and a license bond is on file.
GRAHAM AND SONS HVAC LLCC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Feb 16, 2026
ActiveLicense number#1115480
Licensed sinceJan 25, 2024
Years licensed2 years
Expiration on recordJan 31, 2028
City and countyDiscovery Bay, 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 Feb 16, 2026.