Tinka Construction, B General Building Contractor in Concord, CA
Tinka Construction operating as a sole owner holds an active California contractor license (CSLB #1034311), valid through Dec 31, 2027. First issued in 2017, the license has been on the CSLB roster for 9 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Nationwide Mutual Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Concord, in Contra Costa County, California.
- License Number
- 1034311
- Issued
- Dec 21, 2017
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Nationwide Mutual Insurance Company
- Bond Number
- 7901209327
- Effective
- Dec 19, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 20, 2025
- 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 Tinka Construction licensed in California?
Yes. Tinka Construction holds California Contractors State License Board license number 1034311, which is active and in good standing. The license was first issued on December 21, 2017. It is valid through December 31, 2027.
What does Tinka Construction specialize in?
Tinka Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Tinka Construction headquartered?
Tinka Construction is headquartered at 2360 Charlotte Ave, Concord, CA 94518, in Contra Costa County, California.
Does Tinka Construction have an active surety bond on file with CSLB?
Yes. Tinka Construction has an active California contractor surety bond filed with Nationwide Mutual Insurance Company.
Does Tinka Construction carry workers' compensation coverage?
Tinka Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Tinka Construction's contractor license?
You can verify Tinka Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1034311.
- License issuedDec 21, 2017
- Bond activeDec 19, 2025
- WC coverage startsDec 20, 2025
- License expiresDec 31, 2027
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