Société Electrique de l'Our engages in the business of generating, transmitting, and distributing electricity. It operates through the following segments: Pumped-Storage Power Plants, Hydroelectric Power Plants, and Wind Turbines. The Pumped-Storage Power Plants segment focuses on pumping operation of the Vianden power plant. The Hydroelectric Power Plants segment includes power plants in Moselle, Sauer, and Alzette. The Wind Turbines segment is involved in activities of wind farms. The company was founded on May 29, 1951 and is headquartered in Luxembourg.