Sandstone Engineering Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 1111309
- Status
- Active
- Classifications
- A · General EngineeringB · General BuildingC-21 · Building Moving/DemolitionHAZ · Hazardous Substance Removal Certification
- Contractor bond
- $25,000
- Workers' comp
- Not covered
- License term on file
- October 12, 2023 – October 31, 2027
Business
- (510) 334 7932 (CSLB public record)
- 3140 ANDERSON LANE, Oakley, CA 94561Contra Costa County
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Frequently asked questions
Is Sandstone Engineering Inc licensed in California?
Yes. Sandstone Engineering Inc holds an active California state contractor license (CSLB #1111309), verified against the CSLB public record on June 17, 2026.
What is Sandstone Engineering Inc's CSLB license number?
Sandstone Engineering Inc's California contractor license number is 1111309. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1111309
What kind of work is Sandstone Engineering Inc licensed for?
Sandstone Engineering Inc is classified under General Engineering (A) by the CSLB.
How do I verify Sandstone Engineering Inc's license myself?
Look up license #1111309 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1111309. 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.