California contractor license
R H DIAS AND SON
- B General Building
- C-8 Concrete
R H DIAS AND SON is a B General Building and C-8 Concrete contractor in Petaluma, Sonoma County, licensed in California for 44 years (since 1982). As of Oct 15, 2025, the license is active with an expiration date of Sep 30, 2026 on record and a license bond is on file.
R H DIAS AND SONB General Building · C-8 Concrete · checked Oct 15, 2025
ActiveLicense number#428222
Licensed sinceSep 21, 1982
Years licensed44 years
Expiration on recordSep 30, 2026
City and countyPetaluma, Sonoma 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 Oct 15, 2025.