Conco, A General Engineering Contractor in Concord, CA
Conco operating as a corporation holds California contractor license #199902, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 1961, the license has been on the CSLB roster for 65 years. It carries 6 CSLB classifications: A General Engineering Contractor, B General Building Contractor, C-8 Concrete Contractor, C-50 Reinforcing Steel Contractor, C-51 Structural Steel Contractor, and C-61/D-6 Concrete-Related Services Contractor. Records show an active surety bond on file with Travelers Casualty and Surety Company of America and active workers' compensation coverage from Travelers Indemnity Company (the). The business is based in Concord, in Contra Costa County, California.
- License Number
- 199902
- Issued
- Apr 17, 1961
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- Travelers Casualty and Surety Company of America
- Bond Number
- 103323898
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Travelers Indemnity Company (the)
- Policy Number
- UB9T588748
- Effective
- Dec 31, 2025
- Expires
- Dec 31, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Conco licensed in California?
Conco previously held California Contractors State License Board license number 199902, but the license expired on June 30, 2026 and is not currently valid. It was first issued on April 17, 1961.
What does Conco specialize in?
Conco is licensed for 6 CSLB classifications: A General Engineering Contractor, B General Building Contractor, C-8 Concrete Contractor, C-50 Reinforcing Steel Contractor, C-51 Structural Steel Contractor, and C-61/D-6 Concrete-Related Services Contractor.
Where is Conco headquartered?
Conco is headquartered at 5141 Commercial Circle, Concord, CA 94520, in Contra Costa County, California.
Does Conco have an active surety bond on file with CSLB?
Yes. Conco has an active California contractor surety bond filed with Travelers Casualty and Surety Company of America.
Does Conco carry workers' compensation coverage?
Yes. Conco carries active workers' compensation coverage through Travelers Indemnity Company (the).
How do I verify Conco's contractor license?
You can verify Conco's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=199902.
- License issuedApr 17, 1961
- Bond activeJan 1, 2023
- WC coverage startsDec 31, 2025
- License expiredJun 30, 2026
- WC expiresDec 31, 2026
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