C.I.S. Group has been locally owned and operated, serving Tomahawk and the surrounding area since 1944. Formerly Behling Insurance, on September 1, 1988, Mary Czaja purchased the business and formed C.I.S. Group. In 2010 C.I.S. Group proudly partnered with Insurance Associates of America to bring our clients an additional twenty-plus companies, including national carriers such as Hartford, Travelers, and Chubb, allowing us to provide enhanced coverages.