Neoenergia SA engages in the generation and distribution of electricity. It operates through the following segments: Networks, Renewable, Liberalized, and Others. The Networks segment comprises business regarding the service concession arrangements related to energy distribution and transmission services. The Renewables segment comprises the activities regarding the service concession arrangements related to energy generation services from natural renewable resources. The Liberalized segment comprises energy generation activities from thermoelectric plants and energy commercialization activities. The firm serves commercial and residential sectors. The company was founded in 1997 and is headquartered in Rio de Janeiro, Brazil.