CONERSTONE CONSTRUCTION operating as a sole owner is licensed in California under CSLB number 1105580. The license was first issued in 2023, putting the business at 3 years on the active CSLB roster. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with BUSINESS ALLIANCE INSURANCE COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in RED BLUFF, in Tehama County, California.