Black Diamond Electric INC, C-10 Electrical Contractor in Antioch, CA
Black Diamond Electric INC operating as a corporation holds California contractor license #724171, which is currently expired (lapsed Aug 31, 2026) and not valid to contract until it is renewed. First issued in 1996, the license has been on the CSLB roster for 30 years. It carries a single CSLB classification: C-10 — Electrical Contractor. Records show an active surety bond on file with Ohio Casualty Insurance Company (the) and active workers' compensation coverage from Zurich American Insurance Company. The business is based in Antioch, in Contra Costa County, California.
- License Number
- 724171
- Issued
- Jun 19, 1996
- Status
- CLEAR
- Expires
- Aug 31, 2026
- Entity
- Corporation
- Surety
- Ohio Casualty Insurance Company (the)
- Bond Number
- 255073C
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Zurich American Insurance Company
- Policy Number
- WC021346210
- Effective
- Mar 1, 2026
- Expires
- Mar 1, 2027
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 Black Diamond Electric INC licensed in California?
Black Diamond Electric INC previously held California Contractors State License Board license number 724171, but the license expired on August 31, 2026 and is not currently valid. It was first issued on June 19, 1996.
What does Black Diamond Electric INC specialize in?
Black Diamond Electric INC is licensed for one CSLB classification: C-10 Electrical Contractor.
Where is Black Diamond Electric INC headquartered?
Black Diamond Electric INC is headquartered at 1300 Verne Roberts Circle, Antioch, CA 94509, in Contra Costa County, California.
Does Black Diamond Electric INC have an active surety bond on file with CSLB?
Yes. Black Diamond Electric INC has an active California contractor surety bond filed with Ohio Casualty Insurance Company (the).
Does Black Diamond Electric INC carry workers' compensation coverage?
Yes. Black Diamond Electric INC carries active workers' compensation coverage through Zurich American Insurance Company.
How do I verify Black Diamond Electric INC's contractor license?
You can verify Black Diamond Electric INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=724171.
- License issuedJun 19, 1996
- Bond activeJan 1, 2023
- WC coverage startsMar 1, 2026
- License expiredAug 31, 2026
- WC expiresMar 1, 2027
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