Antoniazzi General Contracting, B General Building Contractor in San Mateo, CA
Antoniazzi General Contracting operating as a sole owner holds California contractor license #545462, which is currently expired (lapsed Oct 31, 2026) and not valid to contract until it is renewed. First issued in 1988, the license has been on the CSLB roster for 38 years. 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 San Mateo, in San Mateo County, California.
- License Number
- 545462
- Issued
- Oct 28, 1988
- Status
- CLEAR
- Expires
- Oct 31, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67096862
- Effective
- Oct 1, 2024
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 9, 2025
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Antoniazzi General Contracting licensed in California?
Antoniazzi General Contracting previously held California Contractors State License Board license number 545462, but the license expired on October 31, 2026 and is not currently valid. It was first issued on October 28, 1988.
What does Antoniazzi General Contracting specialize in?
Antoniazzi General Contracting is licensed for one CSLB classification: B General Building Contractor.
Where is Antoniazzi General Contracting headquartered?
Antoniazzi General Contracting is headquartered at 1740 Ivy St, San Mateo, CA 94402, in San Mateo County, California.
Does Antoniazzi General Contracting have an active surety bond on file with CSLB?
Yes. Antoniazzi General Contracting has an active California contractor surety bond filed with Western Surety Company.
Does Antoniazzi General Contracting carry workers' compensation coverage?
Antoniazzi General Contracting reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Antoniazzi General Contracting's contractor license?
You can verify Antoniazzi General Contracting's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=545462.
- License issuedOct 28, 1988
- Bond activeOct 1, 2024
- WC coverage startsApr 9, 2025
- License expiredOct 31, 2026
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