Oshkosh Corp. engages in the designing, manufacturing, and marketing of specialty vehicles and vehicle bodies. It operates through the following segments: Access Equipment, Defense, Fire & Emergency, and Commercial. The Access Equipment segment consists of JerrDan and JLG, which manufactures aerial work platforms; and telehandlers that are used in construction, industrial, institutional, and general maintenance applications to position workers and materials at elevated heights. The Defense segment produces tactical wheeled vehicles; and supply parts and services for the United States military and other militaries around the world. The Fire and Emergency segment sells commercial and custom fire vehicles; simulators and emergency vehicles primarily for fire departments, airports and other governmental units; and broadcast vehicles for broadcasters and television stations. The Commercial segment includes McNeilus, CON-E-CO, London, Iowa Mold Tooling Co., Inc (IMT), and Oshkosh Commercial. The company was founded in 1917 and is headquartered in Oshkosh, WI.