Hafslund Eco is Norway's second largest producer of hydroelectricity with a mean annual production of approx. 18 TWh. The com ... pany owns and manages power plants in southern Norway and owns 50 % of Eidisva Energi. There are two things that make Hafslund Eco one of Norway's most exciting companies. We are the largest power company in the Nordic region that only operates renewable energy. In addition, we use the resources and expertise we have accumulated over more than a hundred years to turn the next hundred years into an electrical innovation party. read more