Interstate Grading and Paving Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 366020
- Classifications
- A · General EngineeringHAZ · Hazardous Substance Removal Certification
- License term on file
- November 28, 1978 – November 30, 2026
Business
- (650) 952 7333 (CSLB public record)
- 128 SO MAPLE AVENUE, South San Francisco, CA 94080San Mateo County
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What to check next
Frequently asked questions
Is Interstate Grading and Paving Inc licensed in California?
Yes. Interstate Grading and Paving Inc holds an active California state contractor license (CSLB #366020), verified against the CSLB public record on August 4, 2026.
What is Interstate Grading and Paving Inc's CSLB license number?
Interstate Grading and Paving Inc's California contractor license number is 366020. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is Interstate Grading and Paving Inc licensed for?
Interstate Grading and Paving Inc is classified under General Engineering (A) and Hazardous Substance Removal Certification (HAZ) by the CSLB.
How do I verify Interstate Grading and Paving Inc's license myself?
Look up license #366020 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of August 4, 2026.
Verify it yourself: How to verify a California contractor license · Look up #366020 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.