Bertolini Construction, B General Building Contractor in Antioch, CA
Bertolini Construction operating as a sole owner holds an active California contractor license (CSLB #1139109), valid through Jun 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Antioch, in Contra Costa County, California.
- License Number
- 1139109
- Issued
- Jun 18, 2025
- Status
- CLEAR
- Expires
- Jun 30, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67500637
- Effective
- May 23, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- May 28, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
- License issued less than 2 years ago
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Bertolini Construction licensed in California?
Yes. Bertolini Construction holds California Contractors State License Board license number 1139109, which is active and in good standing. The license was first issued on June 18, 2025. It is valid through June 30, 2027.
What does Bertolini Construction specialize in?
Bertolini Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Bertolini Construction headquartered?
Bertolini Construction is headquartered at 1129 Leggett St, Antioch, CA 94509, in Contra Costa County, California.
Does Bertolini Construction have an active surety bond on file with CSLB?
Yes. Bertolini Construction has an active California contractor surety bond filed with Western Surety Company.
Does Bertolini Construction carry workers' compensation coverage?
Bertolini Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Bertolini Construction's contractor license?
You can verify Bertolini Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139109.
- Bond activeMay 23, 2025
- WC coverage startsMay 28, 2025
- License issuedJun 18, 2025
- License expiresJun 30, 2027
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