Company Information Company History: Sutter Insurance Company was incorporated in California in 1974. Sutter provides commercial and personal insurance products but commercial lines are emphasized and constitute the largest part of its business. Commercial lines include commercial auto (stand-alone physical damage for California vehicles such as light pick-up trucks to tractor-trailers and fleets of public livery vehicles) and auto warranty, business auto (liability and physical damage coverages for light and medium --up to 20,000 GVW-- vehi ...