Gray Rock Concrete, C-8 Concrete Contractor in Rialto, CA
Gray Rock Concrete operating as a corporation holds an active California contractor license (CSLB #1101172), valid through Sep 30, 2027. First issued in 2023, the license has been on the CSLB roster for 3 years. It carries a single CSLB classification: C-8 — Concrete Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and active workers' compensation coverage from Norguard Insurance Company. The business is based in Rialto, in San Bernardino County, California.
- License Number
- 1101172
- Issued
- Feb 6, 2023
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800211574
- Effective
- Aug 30, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Norguard Insurance Company
- Policy Number
- GRWC689146
- Effective
- Dec 28, 2025
- Expires
- Dec 28, 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 Gray Rock Concrete licensed in California?
Yes. Gray Rock Concrete holds California Contractors State License Board license number 1101172, which is active and in good standing. The license was first issued on February 6, 2023. It is valid through September 30, 2027.
What does Gray Rock Concrete specialize in?
Gray Rock Concrete is licensed for one CSLB classification: C-8 Concrete Contractor.
Where is Gray Rock Concrete headquartered?
Gray Rock Concrete is headquartered at 1245 N Iris Ave, Rialto, CA 92376, in San Bernardino County, California.
Does Gray Rock Concrete have an active surety bond on file with CSLB?
Yes. Gray Rock Concrete has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Gray Rock Concrete carry workers' compensation coverage?
Yes. Gray Rock Concrete carries active workers' compensation coverage through Norguard Insurance Company.
How do I verify Gray Rock Concrete's contractor license?
You can verify Gray Rock Concrete's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1101172.
- License issuedFeb 6, 2023
- Bond activeAug 30, 2025
- WC coverage startsDec 28, 2025
- WC expiresDec 28, 2026
- License expiresSep 30, 2027
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