KOCH BUILDER operating as a sole owner is licensed in California under CSLB number 821331. The license was first issued in 2003, putting the business at 23 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 WESTERN SURETY COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in REDONDO BEACH, in Los Angeles County, California.