Kinstle John S, B General Building Contractor in El Sobrante, CA
Kinstle John S operating as a sole owner holds an active California contractor license (CSLB #333270), valid through Jun 30, 2026. First issued in 1977, the license has been on the CSLB roster for 49 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in El Sobrante, in Contra Costa County, California.
- License Number
- 333270
- Issued
- Mar 17, 1977
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC571663
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- May 9, 2024
- Expires
- —
This contractor warrants a closer look before contracting:
- License expires in 2 days
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Kinstle John S licensed in California?
Yes. Kinstle John S holds California Contractors State License Board license number 333270, which is active and in good standing. The license was first issued on March 17, 1977. It is valid through June 30, 2026.
What does Kinstle John S specialize in?
Kinstle John S is licensed for one CSLB classification: B General Building Contractor.
Where is Kinstle John S headquartered?
Kinstle John S is headquartered at 37 Holly Lane, El Sobrante, CA 948033315, in Contra Costa County, California.
Does Kinstle John S have an active surety bond on file with CSLB?
Yes. Kinstle John S has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Kinstle John S carry workers' compensation coverage?
Kinstle John S reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Kinstle John S's contractor license?
You can verify Kinstle John S's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=333270.
- License issuedMar 17, 1977
- Bond activeJan 1, 2023
- WC coverage startsMay 9, 2024
- License expiresJun 30, 2026
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