Overseas sites (Katoh Electrical Machinery group)
Head office (1957): Katoh Electrical Machinery Co., Ltd.
Taiwan (1988): Taiwan Katoh Corporation
Hong Kong (1994): KEM Hong Kong Limited
Shanghai (2002): Shanghai KEM Co., Ltd.
Shenzhen (2006): KEM Shenzhen Company Limited
Beijing (2007): KATOH Service (Beijing) Co., Ltd.
Thailand (2020): KEM (Thailand) Co., Ltd.