Black Diamond Builders
Verified against CSLB on · View on CSLB
License details
- License number
- 831668
- Status
- Active
- Classifications
- B · General BuildingC-42 · Sanitation System
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- January 30, 2004 – January 31, 2028
Business
- (530) 575 7765 (CSLB public record)
- P O BOX 3145, Grass Valley, CA 95949Nevada County
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Frequently asked questions
Is Black Diamond Builders licensed in California?
Yes. Black Diamond Builders holds an active California state contractor license (CSLB #831668), verified against the CSLB public record on June 17, 2026.
What is Black Diamond Builders's CSLB license number?
Black Diamond Builders's California contractor license number is 831668. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=831668
What kind of work is Black Diamond Builders licensed for?
Black Diamond Builders is classified under General Building (B) by the CSLB.
How do I verify Black Diamond Builders's license myself?
Look up license #831668 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=831668. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.