Cornerstone Construction, B General Building Contractor in San Francisco, CA
Cornerstone Construction operating as a sole owner holds an active California contractor license (CSLB #1102366), valid through Mar 31, 2027. First issued in 2023, the license has been on the CSLB roster for 3 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from American Casualty Company of Reading PA. The business is based in San Francisco, in San Francisco County, California.
- License Number
- 1102366
- Issued
- Mar 13, 2023
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100922537
- Effective
- Feb 12, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- American Casualty Company of Reading PA
- Policy Number
- 7039352811
- Effective
- Jul 7, 2025
- Expires
- Jul 7, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Cornerstone Construction licensed in California?
Yes. Cornerstone Construction holds California Contractors State License Board license number 1102366, which is active and in good standing. The license was first issued on March 13, 2023. It is valid through March 31, 2027.
What does Cornerstone Construction specialize in?
Cornerstone Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Cornerstone Construction headquartered?
Cornerstone Construction is headquartered at 955 Wisconsin St Apt 4, San Francisco, CA 94107, in San Francisco County, California.
Does Cornerstone Construction have an active surety bond on file with CSLB?
Yes. Cornerstone Construction has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Cornerstone Construction carry workers' compensation coverage?
Yes. Cornerstone Construction carries active workers' compensation coverage through American Casualty Company of Reading PA.
How do I verify Cornerstone Construction's contractor license?
You can verify Cornerstone Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1102366.
- License issuedMar 13, 2023
- Bond activeFeb 12, 2025
- WC coverage startsJul 7, 2025
- WC expiresJul 7, 2026
- License expiresMar 31, 2027
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