BLACK DIAMOND BUILDERS operating as a sole owner is licensed in California under CSLB number 831668. The license was first issued in 2004, putting the business at 22 years on the active CSLB roster. It carries 2 CSLB classifications: B General Building Contractor and C-42 Sanitation System Contractor. Records show an active surety bond on file with JET INSURANCE COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in GRASS VALLEY, in Nevada County, California.