Diablo Excavation & Construction
Diablo Excavation & Construction operating as a corporation is licensed in California under CSLB number 1110240. The license was first issued in 2023, putting the business at 3 years on the active CSLB roster. It carries 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and a previously-filed workers' compensation policy with National Liability and Fire Insurance Company that is no longer active. The business is based in Discovery Bay, in Contra Costa County, California.
- License Number
- 1110240
- Issued
- Sep 19, 2023
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101595643
- Effective
- Aug 4, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- National Liability and Fire Insurance Company
- Policy Number
- N9WC631666
- Effective
- Apr 24, 2025
- Expires
- Apr 24, 2026
This contractor has a compliance issue in its public CSLB record:
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Diablo Excavation & Construction licensed in California?
Yes. Diablo Excavation & Construction holds California Contractors State License Board license number 1110240. The license was first issued on September 19, 2023. It is valid through September 30, 2027.
What does Diablo Excavation & Construction specialize in?
Diablo Excavation & Construction is licensed for 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor.
Where is Diablo Excavation & Construction headquartered?
Diablo Excavation & Construction is headquartered at 1795 Surfside Court, Discovery Bay, CA 94505, in Contra Costa County, California.
Does Diablo Excavation & Construction have an active surety bond on file with CSLB?
Yes. Diablo Excavation & Construction has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Diablo Excavation & Construction carry workers' compensation coverage?
Diablo Excavation & Construction has a previously-filed workers' compensation policy with National Liability and Fire Insurance Company that is no longer active.
How do I verify Diablo Excavation & Construction's contractor license?
You can verify Diablo Excavation & Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1110240.
- License issuedSep 19, 2023
- WC coverage startsApr 24, 2025
- Bond activeAug 4, 2025
- WC expiredApr 24, 2026
- License expiresSep 30, 2027
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