Hydro owns 95.2 percent of the plants, while the Norwegian company Statkraft owns the rest. The companies use power from the plants based on the same ratio.
Hydro Energy Røldal-Suldal
Hydro's power system in Røldal-Suldal consists of reservoirs and seven hydroelectric power stations along the Røldal and Suldal watershed and terminating at Suldal Lake. These are; Vasstøl, Suldal I, Suldal II, Svandalsflona, Røldal, Novle, Middyr and Kvanndal