Aet

About

Founded in 1958, Aet is a public headquartered in Monte Carasso, Switzerland specializing in Hydro, Wind, Solar.

Aet produces, transports, and commercializes electricity across Switzerland. The company operates an efficient and diversified production park leveraging natural resources including hydroelectric (60% of portfolio), wind, and solar power. It manages 22 substations, 120 transformation cabins, and 280 km of high-voltage lines (50-150 kV) plus 240 km of medium-voltage lines (16 kV). Through subsidiaries, Aet provides district heating services, engineering support for energy infrastructure, and grid management services to institutional partners. The company controls over 90% of cantonal hydroelectric production and serves distribution companies and open market clients across Europe.