Michigan's exclusive Manufacturer's Representative for Carlisle SynTec Systems, a leader of the commercial single-ply roofing industry for more than 50 years. As a Manufacturer's Representative, we specialize in designing, developing, and implementing the best solutions for building envelope weatherproofing. CRS provides technical assistance and specifications options for architects, roofing contractors, and building owners. Currently, Commercial Roofing Specialists has four industry professionals strategically located throughout the state of Michigan to service all your commercial weatherproofing needs quickly, efficiently, and effectively.