Companhia Energética de Brasília - CEB, through its subsidiaries, generates and distributes electrical energy and gas in Brazil. The company operates through Power Generation, Commercialization of Electric Energy, Public Lighting, and Others segments. The company produces electrical energy from hydraulic power plants; distributes piped gas; public lighting services; and provides maintenance and expansion services. It is also involved in the provision of services for the preparation of studies; engineering projects; execution of works for the implementation, expansion, renovation, or maintenance of overhead and underground electricity transmission and distribution networks; and installation of public lighting systems and electrical building. The company was formerly known as Companhia de Eletricidade de Brasília and changed its name to Companhia Energética de Brasília – CEB in 1992. Companhia Energética de Brasília – CEB was founded in 1968 and is headquartered in Brasília, Brazil.