California contractor license
BAY CITY MECHANICAL SERVICE INC
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
- C36 Plumbing
- C-4 Boiler, Hot Water Heating And Steam Fitting
- C43 Sheet Metal
BAY CITY MECHANICAL SERVICE INC is a contractor with 4 license classifications, including C20 Warm-Air Heating, Ventilating And Air-Conditioning and C36 Plumbing, in Richmond, Contra Costa County, licensed in California for under a year. As of Jan 22, 2026, the license is active with an expiration date of Jan 31, 2028 on record and a license bond is on file.
BAY CITY MECHANICAL SERVICE INCC20 Warm-Air Heating, Ventilating And Air-Conditioning · C36 Plumbing · C-4 Boiler, Hot Water Heating And Steam Fitting · C43 Sheet Metal · checked Jan 22, 2026
ActiveLicense number#1149263
Licensed sinceJan 21, 2026
Years licensedUnder 1 year
Expiration on recordJan 31, 2028
City and countyRichmond, 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 Jan 22, 2026.