Transmissora Aliança de Energia Elétrica S.A. implements, operates, and maintains electric power transmission assets in Brazil. It operates 14,014 kilometers (km) of transmission lines, which include 11,685 km of transmission lines in operation and 2,329 km of lines under construction; and 100 substations with voltage ranging from 230 to 525kV. The company was founded in 2000 is headquartered in Rio de Janeiro, Brazil.