The main activities of Endesa Chile, its subsidiaries and jointly-controlled companies are related to the generation and sale of electricity and also the sale of consulting and engineering services of all kinds. Endesa Chile and subsidiaries operate 179 units with an installed capacity of 13,846 MW. Endesa Chile is the principal electricity generator in Chile and one of the country’s largest companies. It operates a total of 5,611 MW of capacity, representing 35% of the country’s installed capacity. The 61.7% of the installed capacity of Endesa Chile, subsidiaries and jointly-controlled companies is hydroelectric, 36.9% thermal and 1.4% wind generated. The company participates in the Chilean Central Interconnected Electric System (SIC), Chile’s main electricity system covering approximately 93% of the population, from Taltal to Chiloé. The company and its Chilean subsidiaries and jointly-controlled companies have a total installed capacity of 5,039 MW on this grid, representing approximately 41% of the SIC. The company also participates in the Northern Electricity Grid (SING) through its subsidiary Celta and indirectly through the jointly-controlled company GasAtacama Chile S.A., supplying several mining companies. The installed capacity of Celta on the SING is 182 MW, representing 5% of the grid. With the inclusion of GasAtacama Chile, in which Endesa Chile has a 50% holding, the installed capacity on the SING is 15%. In Argentina, through Endesa Costanera and Hidroeléctrica El Chocón, it operates a total of 3,652 MW capacity which represents 13% of the total capacity on the Argentine electricity grid. In Colombia, through Emgesa, it operates a total of 2,914 MW of capacity, representing 22% of Colombia’s installed capacity. In Peru, through Edegel, it operates a total of 1,668 MW of capacity, representing 26% of the Peruvian grid. Endesa Chile also participates in the Brazilian generation, transmission and distribution markets through its associate company Endesa Brasil, jointly with Enersis and the Spanish parent ENDESA, S.A. Endesa Brasil has 987 MW of installed capacity through Cachoeira Dourada and Endesa Fortaleza, plus two transmission lines with a total installed capacity of 2,100 MW, through CIEN. Endesa Chile operates the generation assets of Endesa Brasil.