If memory serves, Statkraft is the largest renewable power producer in Europe though it's possible one of the wind or solar operators have moved ahead in the rankings since last I checked. (It's been a while)
From Simply Wall St., May 19:
Statkraft has announced plans to significantly boost its investment in Norwegian hydropower, earmarking NOK 80 billion over the next decade. This investment represents a considerable increase from previous projections, aiming to upgrade and modernize many of Norway's largest hydropower plants and ensure their continued operation. The plan includes major maintenance, project upgrades, and new capacity developments crucial for meeting future electricity demands. While hydropower will account for the majority of these investments, wind power projects are also on the agenda, providing substantial additional energy output and supporting Norway's energy transition. These developments underscore the role of hydropower and wind energy in strengthening energy supply and supporting industrial activities throughout the country....
....MORE (other renewable names they follow)