Who are we? esfera - your reliable provider for solar energy. Started as an architecture and real estate appraisal start-up in Bern, we have developed into a modern energy company in solar energy. Our photovoltaic systems convince not only through fast delivery times, but also through transparent processes that involve our customers at all times. Benefit from our support and always stay informed about the progress in planning, material supply and installation. With us you get the all-round carefree package!

YORD's smart management of heating systems can save up to 40% of the energy consumption, while maintaining your comfort. yord supports you in reducing and monitoring the energy consumption of buildings heating. The AI contained in our optimizer adapts to buildings of all sizes and to all heating systems. yord starts saving energy from the day it is installed.

The Gösgen nuclear power plant reliably produces climate-friendly electricity.

Arbeit gut gemacht binn sehr zufrieden.