Endesa, S.A. engages in the generation, distribution, and sale of electricity in Spain, Portugal, France, Germany, Morocco, Italy, the United Kingdom, Singapore, and internationally. The company generates electricity from various energy sources, such as hydroelectric, nuclear, thermal, wind, and solar. It also provides services related to the development of energy-efficient infrastructure and maintenance; develops and markets activities for new services adapted to the development of the energy market, and e- Mobility services, as well as owns public charging stations for electric vehicles. In addition, the company engages in regulated electricity distribution services, and engineering and construction activities for all types of facilities related to the electricity business. As of December 31, 2023, it had an installed capacity of 21,247 MW in Spain; operates 319,136 km of distribution and transmission networks; and distributes electricity to 10,522 thousands customers and gas to 1,829 thousands customers. The company was formerly known as Empresa Nacional de Electricidad, S.A. and changed its name to Endesa, S.A. in June 1997. The company was incorporated in 1944 and is headquartered in Madrid, Spain. Endesa, S.A. operates as a subsidiary of Enel Iberia Srl.