Cornerstone Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 609223
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- January 11, 1991 – October 31, 2026
Business
- (805) 801 6849 (CSLB public record)
- P O BOX 1180, Arroyo Grande, CA 93421San Luis Obispo County
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Frequently asked questions
Is Cornerstone Construction licensed in California?
Yes. Cornerstone Construction holds an active California state contractor license (CSLB #609223), verified against the CSLB public record on June 17, 2026.
What is Cornerstone Construction's CSLB license number?
Cornerstone Construction's California contractor license number is 609223. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=609223
What kind of work is Cornerstone Construction licensed for?
Cornerstone Construction is classified under General Building (B) by the CSLB.
How do I verify Cornerstone Construction's license myself?
Look up license #609223 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=609223. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.