Clark Grading Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 426257
- Status
- Active
- Classifications
- C-12 · Earthwork and Paving
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- August 9, 1982 – June 30, 2027
Business
- (951) 785 5145 (CSLB public record)
- 3380 LA SIERRA AVE #104-380, Riverside, CA 92503Riverside County
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Frequently asked questions
Is Clark Grading Inc licensed in California?
Yes. Clark Grading Inc holds an active California state contractor license (CSLB #426257), verified against the CSLB public record on June 17, 2026.
What is Clark Grading Inc's CSLB license number?
Clark Grading Inc's California contractor license number is 426257. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=426257
What kind of work is Clark Grading Inc licensed for?
Clark Grading Inc is classified under Earthwork and Paving (C-12) by the CSLB.
How do I verify Clark Grading Inc's license myself?
Look up license #426257 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=426257. 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.