More about us

Our mission is to optimise the technical, economic and environmental performances of the facilities that our customers, public authorities and companies, entrust to us, as well as managing complex energy facilities, all in the name of making life easier for our clients.

Our technicians work day and night to ensure the optimal use of our customer installations. We have teams are working in the most varied environments in nearly 2,300 locations throughout Switzerland: urban infrastructure, industrial sites, collective boilers.

Our working culture is focused on our customers. Listening, understanding needs, making diagnoses, considering the technical, financial and environmental constraints, creating functional and innovative solutions...

30 %

Local market

25 000 

housing on
Canton of Geneva

35 km

heating network

+ de 1

million m2 operated


tonnes of CO2 saved

40 %

of renewable energy used

250 MW


80 000