 Campos Novos' 35 years build and operate concession was awarded in 1998.It is owned by "Campos Novos Energia S.A." ("Enercan"), a consortium made up of Brazilian power company CPFL Energia (formerly "Companhia Paulista de Força e Luz") with 48.7%, Brazilian aluminum maker Companhia Brasileira de Aluminio (CBA) with 22.7%, metallurgy company "Companhia Niquel Tocantins" (CNT) with 20%, state-controlled companies (CEEE) with 6.5% and "Centrais Elétricas de Santa Catarina S.A." ("Celesc") with 2%.The dam builder was a consortium led by Brazilian construction company Camargo Corrêa and engineering consultants .