California contractor license
LEONG D & S ASSOCIATES INC
- B General Building
- C16 Fire Protection
- C36 Plumbing
- C-4 Boiler, Hot Water Heating And Steam Fitting
LEONG D & S ASSOCIATES INC is a contractor with 4 license classifications, including B General Building and C16 Fire Protection, in San Francisco, San Francisco County, licensed in California for 35 years (since 1991). As of Sep 18, 2025, the license is active with an expiration date of Apr 30, 2027 on record and a license bond is on file.
LEONG D & S ASSOCIATES INCB General Building · C16 Fire Protection · C36 Plumbing · C-4 Boiler, Hot Water Heating And Steam Fitting · checked Sep 18, 2025
ActiveLicense number#618294
Licensed sinceApr 23, 1991
Years licensed35 years
Expiration on recordApr 30, 2027
City and countySan Francisco, San Francisco 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 Sep 18, 2025.