Eneva SA engages in the generation and trade of electric power, and in the exploration and production of gas. It operates through the following segments: Parnaiba Complex, Coal-fired Thermal Plants, Energy Trade, and Holdings and Others. The Parnaiba Complex segment consists of gas-fired thermal plants, and upstream. The Coal-fired Thermal Plants segment covers electric power fired by mineral coal imported with energy trading agreement in the regulated environment. The Energy Trade segment trades energy in the regulated environment, and in the free hiring environment registered in CCEE. The Holdings and Others segment comprises of the intermediate holding Eneva Participacoes S.A., besides companies held for the development of projects. The company was founded on April 25, 2001 and is headquartered in Rio de Janeiro, Brazil.