Dover Corp. engages in the manufacture of equipment, components, and specialty systems. It also provides supporting engineering, testing, and other similar services. It operates through the following segments: Energy, Engineered Systems, Fluids, and Refrigeration & Food Equipment. The Energy segment services include drilling and production; bearings and compression; and automation end markets. The Engineered Systems segment comprises of platforms the printing and identification as well as industrials; and is focused on the design, manufacture, and service of critical equipment and components. The Fluids segment services involves fluid transfer and pumps end markets. The Refrigeration & Food Equipment segment provides energy equipment and systems serving the commercial refrigeration; and food service industries. The company was founded by George L. Ohrstrom in 1947 and is headquartered in Downers Grove, IL.