Established in 1879, F.J.A. Christiansen Roofing Company is one of the largest roofing contractors in the Midwest. It offers installation services for built-up, modified-bitumen, single-ply and metal roofing systems. The company provides roofing products from various manufacturers, such as Firestone Building Products, GAF Materials Corporation, Johns Manville, Soprema Incorporated and Performance Roof Systems. It also offers restoration, repair and maintenance services for a variety of roofing systems. F.J.A. Christiansen Roofing Company is a member of the National Roofing Contractors Association, Associated Builders and Contractors of Wisconsin, National Roofing Foundation and Association for Facility Engineering. In addition, it offers designing and fabrication services for sheet metal construction. F.J.A. Christiansen Roofing Company is a part of Tecta America Corporation, which has operations in more than 50 locations throughout the United States.