Sliwinski Company
Verified against CSLB on · View on CSLB
License details
- License number
- 1109513
- Classifications
- D-41 · Siding and Decking
- License term on file
- August 31, 2023 – August 31, 2027
Business
- (925) 812 0875 (CSLB public record)
- 832 AUDREY CT, Pleasant Hill, CA 94523Contra Costa County
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Frequently asked questions
Is Sliwinski Company licensed in California?
Yes. Sliwinski Company holds an active California state contractor license (CSLB #1109513), verified against the CSLB public record on June 17, 2026.
What is Sliwinski Company's CSLB license number?
Sliwinski Company's California contractor license number is 1109513. 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 Sliwinski Company licensed for?
Sliwinski Company is classified under Siding and Decking (D-41) by the CSLB.
How do I verify Sliwinski Company's license myself?
Look up license #1109513 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 #1109513 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.