Cia Paranaense De Energia Copel is engaged in the areas of generation, transmission, commercialization and distribution of energy. It operates a comprehensive and effective electrical system with its own generating plants, transmission lines, substations, electrical lines and grids of the distribution system. The company's reportable segments include Power generation and transmission, Power distribution, GAS, Power sale, Holding and Services. Majority of its revenue is generated from the Power generation and transmission segment under which it produces electricity from hydraulic, wind, and thermal projects and provides services of transmission and transformation of electric power and other related services.