Torishima Pump Mfg. Co., Ltd. engages in the manufacturing and sale of pumps and seals. It operates through the following business divisions: Pump Business and Environment New Energy Business. The Pump Business division manufactures and sells pumps, mechanical seals, and other pump related equipment. The Environment New Energy Business division manufactures and sells environmental equipment, and planning, manufacturing and sales of recycled waste products sales, installation and services for small hydroelectric power generation equipment, electricity supply, and wind power generation equipment maintenance business. The company was founded on August 1, 1919 and is headquartered in Osaka, Japan.