Colbún S.A. is an electric utility company in Chile. The company was created in 1982 and privatized in 1997. Originally it had only two hydroelectric plants Machicura and Colbún from where it gets it name. Today Colbún S.A. generates a total of 2514 MW of which 1274 comes from hydropower and 1236 from fossil fuels plants. Colbún S.A.