JM Construction Group, LLC, is a full-service general contractor that delivers services to homeowners in Rockford. It specializes in installing casement and awning, sliding, fixed panel, and single- and double-hung windows. In addition, the company's technicians repair and install entry and swinging patio doors, as well as metal, copper, and flat roofing systems. They also handle bathroom remodeling services. In business since 2002, JM Construction Group has performed more than 5,000 construction projects in the metro.