Electric Power Development Co., Ltd. is an electric utility company based in Tokyo, Japan, incorporated in 1952. It develops and operates power generation assets including hydroelectric (8,560 MW owned), thermal (8,810 MW owned), wind (485 MW owned), geothermal (38 MW owned), solar, biomass, and nuclear. The company also provides a range of services such as facility management, building maintenance, administrative and labor services, software development, and construction, engineering, design, consulting, and maintenance for power stations, transmission lines, substations, and related infrastructure. Additionally, it is involved in coal transportation, environmental conservation research, and the production and sale of fertilizers from coal ash.