Os Builder
Verified against CSLB on · View on CSLB
CSLB reason on file: Work Comp Susp
License details
- License number
- 1020394
- Licensed to
- Arcturus CA Incorporated
- Classifications
- License term on file
- November 7, 2016 – August 31, 2027
Business
- (925) 899 7597 (CSLB public record)
- 3641 MT DIABLO BLVD951, Lafayette, CA 94549Contra Costa County
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What to check next
Frequently asked questions
Is Os Builder licensed in California?
Os Builder's California contractor license (CSLB #1020394) is currently suspended as of our September 28, 2026 check of the CSLB public record. CSLB reason on file: Work Comp Susp. Always confirm the current status on CSLB before hiring.
What is Os Builder's CSLB license number?
Os Builder's California contractor license number is 1020394. 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 Os Builder licensed for?
Os Builder is classified under General Building (B) by the CSLB.
How do I verify Os Builder's license myself?
Look up license #1020394 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 September 28, 2026.
Verify it yourself: How to verify a California contractor license · Look up #1020394 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.