Oshkosh Corporation (Oshkosh) is a designer, manufacturer and marketer of a range of specialty vehicles and vehicle bodies, including defense trucks, access equipment, fire & emergency vehicles, concrete mixers and refuse collection vehicles. The Company operates in four business segments: defense, access equipment, fire & emergency, and commercial. It manufactures defense trucks under the Oshkosh brand name, and is a manufacturer of severe-duty heavy- and medium-payload tactical trucks for the United States Department of Defense. The Company is also the manufacturer of aerial work platforms under the JLG brand name. Under the Pierce brand name, the Company manufactures fire apparatus assembled on both custom and commercial chassis. The Company manufactures aircraft rescue and fire fighting and airport snow removal vehicles under the Oshkosh brand name and ambulances under the Medtec brand name.