Scale Systems, 4635 Shallowford Rd, Chattanooga, TN 37411, US

Astec Industries is a family of companies, which together have become America s leading manufacturer of equipment for aggregate processing, asphalt road building, and pipeline and utility trenching. The company was founded in 1972 with the vision to apply creative thinking and state-of-the-art technology to a traditionally low-tech industry bolstered by a corporate culture, which is renowned for putting customer service first. The company manufactures more than 140 products from rock crushing and screening plants to hot-mix asphalt plants, milling machines, asphalt pavers, material transfer vehicles, asphalt testing equipment and trenchers. Astec s innovative products have led to a continuous stream of new patents and are in ever increasing demand in both the domestic and international markets. The company trades on NASDAQ under the symbol ASTE. It is headquartered in Chattanooga, Tenn.