Otec Corp. engages in the manufacture and sale of pipe equipment and materials. It operates through the following segments: Environmental Systems Business and Pipework Equipment Business. The Environmental Systems Business segment provides instrumentation, electrical work, and maintenance work for new and existing buildings, as well as sales of automatic control equipment and environmental equipment. The Pipework Equipment Business segment offers a wide range of products, including sanitary ware, housing equipment, heating and cooling systems, industrial equipment, fittings, valves, and steel pipes for residential and commercial applications. The company was founded in May 1934 and is headquartered in Tokyo, Japan.