Koutsohanos Jonathan
Verified against CSLB on · View on CSLB
License details
- License number
- 917983
- Classifications
- License term on file
- June 21, 2008 – March 31, 2028
Business
- (925) 471 1601 (CSLB public record)
- 1620 SUNHILL CT, Martinez, CA 94553Contra Costa County
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What to check next
Frequently asked questions
Is Koutsohanos Jonathan licensed in California?
Yes. Koutsohanos Jonathan holds an active California state contractor license (CSLB #917983), verified against the CSLB public record on June 17, 2026.
What is Koutsohanos Jonathan's CSLB license number?
Koutsohanos Jonathan's California contractor license number is 917983. 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 Koutsohanos Jonathan licensed for?
Koutsohanos Jonathan is classified under General Building (B) by the CSLB.
How do I verify Koutsohanos Jonathan's license myself?
Look up license #917983 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 #917983 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.