CPFL Energia S.A. is a holding company. The Company, through its subsidiaries, distributes, generates, transmits and commercializes electricity in Brazil, as well as provides energy-related services. The Company distributed 43,160 Gigawatt Hour (GWh) of electricity to approximately 7.6 million consumers in Brazil, as of December 31, 2014. Through its interest in CPFL Energias Renovaveis S.A. (CPFL Renovaveis), the Company is also involved in the building of one Small Hydroelectric Power Plant (SHPP) and 12 wind farms. The Company is also engage in power commercialization, buying and selling electricity to power producers, Free Consumers and power trading companies. It also provides agency services to Free Consumers before the Camara de Comercializacao de Energia Eletrica (CCEE) and other agents, as well as electricity related services. The Company's operational segments include distribution, conventional generation sources, renewable generation sources, commercialization and services.