Founded in 1897, Meidensha is the industrial arm of Sumitomo Group. Meidensha groups its products into Energy (generators, switching devices, transformers, power conversion equipment, and surge arresters), Environment (water treatment and waste disposal systems), Construction (plant construction and electrical equipment installation), Total Engineering (product-life support), Information and Communication (industrial computers, network systems, and components), Maintenance (field support), and Industrial Systems (motor-power-applied and logistics systems).