Graham Corporation, together with its subsidiaries, designs, manufactures, and sells vacuum and heat transfer equipment for the chemical, defense, petrochemical, petroleum refining, electric power generation, and other industries worldwide. It offers heat transfer equipment, including surface condensers, heliflows, water heaters, and various types of heat exchangers; and vacuum equipment consisting of steam jet ejector vacuum systems and liquid ring vacuum pumps. The company also services and sells spare parts for its equipment; and supplies components used inside reactor vessels and outside containment vessels of nuclear power facilities. In addition, it engages in fabrication and specialty machining activities. The company sells its products directly, as well as through independent sales representatives. Graham Corporation was founded in 1936 and is headquartered in Batavia, New York.