Connerstone, C-54 Ceramic and Mosaic Tile Contractor in Richmond, CA
Connerstone operating as a sole owner holds an active California contractor license (CSLB #682336), valid through Dec 31, 2027. First issued in 1993, the license has been on the CSLB roster for 33 years. It carries a single CSLB classification: C-54 — Ceramic and Mosaic Tile 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 Richmond, in Contra Costa County, California.
- License Number
- 682336
- Issued
- Dec 16, 1993
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 63803850
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 17, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Connerstone licensed in California?
Yes. Connerstone holds California Contractors State License Board license number 682336, which is active and in good standing. The license was first issued on December 16, 1993. It is valid through December 31, 2027.
What does Connerstone specialize in?
Connerstone is licensed for one CSLB classification: C-54 Ceramic and Mosaic Tile Contractor.
Where is Connerstone headquartered?
Connerstone is headquartered at 6042 Ralston Avenue, Richmond, CA 94805, in Contra Costa County, California.
Does Connerstone have an active surety bond on file with CSLB?
Yes. Connerstone has an active California contractor surety bond filed with Western Surety Company.
Does Connerstone carry workers' compensation coverage?
Connerstone reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Connerstone's contractor license?
You can verify Connerstone's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=682336.
- License issuedDec 16, 1993
- Bond activeJan 1, 2023
- WC coverage startsNov 17, 2025
- License expiresDec 31, 2027
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