News
Our central workshops: meticulousness and precision
At the end of 2023, our workshops completely overhauled and restored a head valve at Montbovon power station in the Gruyère region. It was a meticulous task, brilliantly carried out by the mechanical assembly teams in Martigny.Vaud Jura: replacement of transformers
As part of the refurbishment of its high-voltage installations at Les Clées power station, Romande Energie commissioned HYDRO to replace the transformers on the three production machines.Our services
HYDRO Exploitation has acquired a unique and proven experience in power generation facilities. Our extensive service portfolio puts us in a position to cover all areas of power generation, from consultancy to overhaul services.
Who are we ?
Based in Sion, HYDRO Exploitation SA was founded in June 2002 by Grande Dixence SA, EOS Holding SA and FMV SA - joined by Romande Energie Holding SA and Les Forces Motrices de la Gougra SA for the operation and maintenance of hydroelectric facilities.
The company employs 400 people from the Haut-Valais to the Jura Vaudois. Together, they operate 46 hydroelectric facilities that produce more than 16% of Switzerland's hydroelectric energy.