Siino Joseph S
Verified against CSLB on · View on CSLB
License details
- License number
- 254915
- Classifications
- License term on file
- October 7, 1968 – November 30, 2026
Business
- (925) 432 4642 (CSLB public record)
- 936 VENTURA DR, Pittsburg, CA 94565Contra Costa County
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Frequently asked questions
Is Siino Joseph S licensed in California?
Yes. Siino Joseph S holds an active California state contractor license (CSLB #254915), verified against the CSLB public record on June 17, 2026.
What is Siino Joseph S's CSLB license number?
Siino Joseph S's California contractor license number is 254915. 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 Siino Joseph S licensed for?
Siino Joseph S is classified under General Building (B) by the CSLB.
How do I verify Siino Joseph S's license myself?
Look up license #254915 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 June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #254915 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.