Astec Industries, Inc. designs, engineers, manufactures and markets equipment and components used primarily in road building, utility and related construction activities. The Company’s products are used in each phase of road building, from quarrying and crushing the aggregate to application of the road surface. The Company also manufactures certain equipment and components unrelated to road construction, including trenching, auger boring, directional drilling, gas and oil drilling rigs, industrial heat transfer equipment, whole-tree pulpwood chippers, horizontal grinders and blower trucks. In addition to equipment sales, the Company manufactures and sells replacement parts for equipment in each of its product lines. Dillman Equipment, Inc., a manufacturer of asphalt production equipment was acquired by Astec, Inc. in October 2008. In September 2009, the Company acquired Industrial Mechanical & Integration (IMI) located in Walkerton Ontario, Canada.