Rock Road is an infrastructure expert, providing technical expertise in every aspect of construction. Our unique spectrum of services enables us to help customers find and navigate the best path to an infrastructure that communities and businesses can trust. We specialize in asphalt production & paving, site & utility development, aggregate supply and quality assurance. Since 1913 Rock Road Companies, Inc. has paved the way on public and private projects in Southern Wisconsin and Northern Illinois. Communities, businesses, and developers trust Rock Road to deliver reliable results every time. Rock Road is proud to employ approximately 200 people between the corporate headquarters in Janesville, our business office in Rockford, and asphalt plants, pits and quarries that are located throughout southern Wisconsin and northern Illinois.