Cornerstone Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 1083852
- Status
- Active
- Classifications
- D-24 · Metal ProductsD-41 · Siding and Decking
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- November 19, 2021 – July 31, 2026
Business
- (408) 394 4718 (CSLB public record)
- 73 LOYOLA AVE, Menlo Park, CA 94025San Mateo County
Are you Cornerstone Construction? Claim this listing to manage it.
Claim this listingRequest a free quote
Tell us about your project and we'll connect you with licensed, verified California contractors.
Frequently asked questions
Is Cornerstone Construction licensed in California?
Yes. Cornerstone Construction holds an active California state contractor license (CSLB #1083852), 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 1083852. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1083852
What kind of work is Cornerstone Construction licensed for?
Cornerstone Construction is classified under Metal Products (D-24) by the CSLB.
How do I verify Cornerstone Construction's license myself?
Look up license #1083852 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1083852. 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.