About
Founded in 1980, Hans Sommer GmbH is a private headquartered in Switzerland with approximately 10-50 employees specializing in Solar, Biomass.
Hans Sommer GmbH is a Swiss company established in 1980 that specializes in heating, sanitation, ventilation, and renewable energy systems. The company focuses on solar thermal installations, wood-based heating systems, and district heating networks. Services include consultation, planning, installation, maintenance, and emergency repair services. The company has received recognition for its renewable energy projects, including the Mega-CO2-Killer award in 2003 and a Solar Prize in 2011 for the Wärmeverbund Blaufuhren project. Ownership transitioned to the second generation in 2023, with Christian Sommer, Karin Sommer, and Miriam Sommer taking over from founders Hans and Irene Sommer.
Headquarters
Switzerland
Founded
1980
Employees
10-50
Company Type
Private
Business Models
Value Chain
Certifications & Awards
Awards
Mega-CO2-Killer
Solarpreis