Iberdrola SA is a holding company, which engages in the generation, distribution, trading, and marketing of electricity. It operates through the following businesses: Networks, Liberalized, Renewables and Other Businesses. The Networks business engages in the transmission and distribution of energy businesses, as well as those of any other regulated nature, originating in Spain, the United Kingdom, the United States and Brazil. The Liberalized business includes wholesale and retail of electricity in Spain, Portugal, the United Kingdom, Mexico and Continental Europe. The Renewables business involves the generation of electricity from renewable energy sources worldwide. The Other Businesses segment consists of group's supply and gas storage up to the moment of sale and other non-energy businesses. The company was founded by Juan de Urrutia in 1901 and is headquartered in Bilbao, Spain.