- Completion of sale of an SHPP and Cogeneration assets to Contour Global do Brasil Participações Ltda., on March 17, 2017.
- Merger of Elektro Holding S.A. in August.
- Start of commercial operation of 3 wind farms (Canoas, Lagoa 1 and Lagoa 2).
- Start of the generating units 5 and 6 of the Pimental site of Belo Monte HPP.
- Start of generating units 4, 5, 6, 7 and 8 of the Belo Monte site of the Belo Monte HPP.
- Participation in Transmission Auction No. 05/2016-ANEEL, in which Neoenergia won 4 lots.
- Participation in the Generation Auction, nº 05/2017, denominated “A-6” of 2017.
- Participation in the Auction for Concession of Public Service of Electric Power Transmission No. 02/2017, in which Neoenergia won two lots.