C4 Construction and Engineering INC, A General Engineering Contractor in Copperopolis, CA
C4 Construction and Engineering INC operating as a corporation holds an active California contractor license (CSLB #1066412), valid through Jun 30, 2026. First issued in 2020, the license has been on the CSLB roster for 6 years. It carries 3 CSLB classifications: A General Engineering Contractor, B General Building Contractor, and C-10 Electrical Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Everest Premier Insurance Company. The business is based in Copperopolis, in Calaveras County, California.
- License Number
- 1066412
- Issued
- Jun 22, 2020
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100796425
- Effective
- Aug 30, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Everest Premier Insurance Company
- Policy Number
- 7600027661251
- Effective
- Dec 19, 2025
- Expires
- Dec 19, 2026
This contractor warrants a closer look before contracting:
- License expires in 2 days
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is C4 Construction and Engineering INC licensed in California?
Yes. C4 Construction and Engineering INC holds California Contractors State License Board license number 1066412, which is active and in good standing. The license was first issued on June 22, 2020. It is valid through June 30, 2026.
What does C4 Construction and Engineering INC specialize in?
C4 Construction and Engineering INC is licensed for 3 CSLB classifications: A General Engineering Contractor, B General Building Contractor, and C-10 Electrical Contractor.
Where is C4 Construction and Engineering INC headquartered?
C4 Construction and Engineering INC is headquartered at Po Box 177, Copperopolis, CA 95228, in Calaveras County, California.
Does C4 Construction and Engineering INC have an active surety bond on file with CSLB?
Yes. C4 Construction and Engineering INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does C4 Construction and Engineering INC carry workers' compensation coverage?
Yes. C4 Construction and Engineering INC carries active workers' compensation coverage through Everest Premier Insurance Company.
How do I verify C4 Construction and Engineering INC's contractor license?
You can verify C4 Construction and Engineering INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1066412.
- License issuedJun 22, 2020
- Bond activeAug 30, 2023
- WC coverage startsDec 19, 2025
- License expiresJun 30, 2026
- WC expiresDec 19, 2026
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