Sierra Ruben
Verified against CSLB on · View on CSLB
License details
- License number
- 1042879
- Status
- Active
- Classifications
- A · General EngineeringB · General BuildingC-12 · Earthwork and Paving
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- August 9, 2018 – August 31, 2026
Business
- (909) 435 5903 (CSLB public record)
- 1160 SAPPHIRE AVE, Mentone, CA 92359San Bernardino County
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Frequently asked questions
Is Sierra Ruben licensed in California?
Yes. Sierra Ruben holds an active California state contractor license (CSLB #1042879), verified against the CSLB public record on June 17, 2026.
What is Sierra Ruben's CSLB license number?
Sierra Ruben's California contractor license number is 1042879. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1042879
What kind of work is Sierra Ruben licensed for?
Sierra Ruben is classified under General Engineering (A) by the CSLB.
How do I verify Sierra Ruben's license myself?
Look up license #1042879 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1042879. 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.