Koutsohanos Jonathan, B General Building Contractor in Martinez, CA
Koutsohanos Jonathan operating as a sole owner holds an active California contractor license (CSLB #917983), valid through Mar 31, 2028. First issued in 2008, the license has been on the CSLB roster for 18 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Jet Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Martinez, in Contra Costa County, California.
- License Number
- 917983
- Issued
- Jun 21, 2008
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- Jet Insurance Company
- Bond Number
- JT029229
- Effective
- Mar 11, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 10, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Koutsohanos Jonathan licensed in California?
Yes. Koutsohanos Jonathan holds California Contractors State License Board license number 917983, which is active and in good standing. The license was first issued on June 21, 2008. It is valid through March 31, 2028.
What does Koutsohanos Jonathan specialize in?
Koutsohanos Jonathan is licensed for one CSLB classification: B General Building Contractor.
Where is Koutsohanos Jonathan headquartered?
Koutsohanos Jonathan is headquartered at 1620 Sunhill Ct, Martinez, CA 94553, in Contra Costa County, California.
Does Koutsohanos Jonathan have an active surety bond on file with CSLB?
Yes. Koutsohanos Jonathan has an active California contractor surety bond filed with Jet Insurance Company.
Does Koutsohanos Jonathan carry workers' compensation coverage?
Koutsohanos Jonathan reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Koutsohanos Jonathan's contractor license?
You can verify Koutsohanos Jonathan's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=917983.
- License issuedJun 21, 2008
- WC coverage startsMar 10, 2026
- Bond activeMar 11, 2026
- License expiresMar 31, 2028
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