California contractor license
MC CARTNEY PLUMBING
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
- C36 Plumbing
- C42 Sanitation System
MC CARTNEY PLUMBING is a C20 Warm-Air Heating, Ventilating And Air-Conditioning, C36 Plumbing and C42 Sanitation System contractor in Walnut Creek, Contra Costa County, licensed in California for 34 years (since 1992). As of Dec 30, 2025, the license is active with an expiration date of Dec 31, 2027 on record and a license bond is on file.
MC CARTNEY PLUMBINGC20 Warm-Air Heating, Ventilating And Air-Conditioning · C36 Plumbing · C42 Sanitation System · checked Dec 30, 2025
ActiveLicense number#646020
Licensed sinceMay 23, 1992
Years licensed34 years
Expiration on recordDec 31, 2027
City and countyWalnut Creek, 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 Dec 30, 2025.