Bertolini Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 1139109
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- June 18, 2025 – June 30, 2027
Business
- (925) 768 3956 (CSLB public record)
- 1129 LEGGETT ST, Antioch, CA 94509Contra Costa County
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Frequently asked questions
Is Bertolini Construction licensed in California?
Yes. Bertolini Construction holds an active California state contractor license (CSLB #1139109), verified against the CSLB public record on June 17, 2026.
What is Bertolini Construction's CSLB license number?
Bertolini Construction's California contractor license number is 1139109. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139109
What kind of work is Bertolini Construction licensed for?
Bertolini Construction is classified under General Building (B) by the CSLB.
How do I verify Bertolini Construction's license myself?
Look up license #1139109 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139109. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.