En+ Group is a Russian energy and metals company. It has a controlling stake in Rusal (the second largest producer of aluminium in the world) and is the world's largest independent hydropower generator. It is listed on the London Stock Exchange.
En+ Group was established in 2002 with predominant focus on the production of aluminium and alumina.
En+ Group operates generating assets with 19.6 GW of installed electricity capacity. As of 31 December 2016, hydro power plants accounted for 76.6% (15.1 GW) of the Group's installed electricity capacity, which makes the Company the largest privately held hydro power generation company globally.
As at 31 December 2016, the Group held an 8% share of the total installed electricity capacity in Russia.
According to en.wikipedia