Endesa S.A. is the largest electric utility company in Spain and a subsidiary of the Italian utility company Enel. It has 10 million customers in Spain with domestic annual generation of over 97 600 GWh from nuclear fossil-fueled hydroelectric and renewable resource power plants. Internationally it serves another 10 million customers and provides over 80 100 GWh annually. Total customers numbered 22.2 million as of December 31 2004. It also markets energy in Europe.
Key people are Andrea Brentan and Borja Prado Eulate.