Winfield Grading, C-12 Earthwork and Paving Contractor in Copperopolis, CA
Winfield Grading operating as a sole owner holds California contractor license #462758, which is currently expired (lapsed Apr 30, 2026) and not valid to contract until it is renewed. First issued in 1984, the license has been on the CSLB roster for 42 years. It carries a single CSLB classification: C-12 — Earthwork and Paving 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 Copperopolis, in Calaveras County, California.
- License Number
- 462758
- Issued
- Sep 14, 1984
- Status
- CLEAR
- Expires
- Apr 30, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100013679
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 22, 2024
- Expires
- —
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 Winfield Grading licensed in California?
Winfield Grading previously held California Contractors State License Board license number 462758, but the license expired on April 30, 2026 and is not currently valid. It was first issued on September 14, 1984.
What does Winfield Grading specialize in?
Winfield Grading is licensed for one CSLB classification: C-12 Earthwork and Paving Contractor.
Where is Winfield Grading headquartered?
Winfield Grading is headquartered at 677 Sunrise Rd, Copperopolis, CA 95228, in Calaveras County, California.
Does Winfield Grading have an active surety bond on file with CSLB?
Yes. Winfield Grading has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Winfield Grading carry workers' compensation coverage?
Winfield Grading reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Winfield Grading's contractor license?
You can verify Winfield Grading's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=462758.
- License issuedSep 14, 1984
- Bond activeJan 1, 2023
- WC coverage startsApr 22, 2024
- License expiredApr 30, 2026
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