Hassler Energia
Hassler Energia Alternativa AG
Zillis, Graubünden, Switzerland
About
Founded in 1985, Hassler Energia is a private headquartered in Zillis, Switzerland with approximately 10-50 employees specializing in Solar, Energy Storage.
Hassler Energia Alternativa AG, based in Zillis, is a family-run company established in 1985 and recognized as a leading solar pioneer in Switzerland. The 15-member team specializes in analyzing solar energy potential and developing sustainable energy strategies for residential, commercial, and municipal clients. The company offers integrated solutions including photovoltaic systems, battery storage, EV charging stations, island systems, pellet heating, and maintenance services. All components are sourced with preference for European production and sustainable supply chains. The company holds ISO 14001 environmental management certification and has won the Swiss Solar Prize in 2000, 2015, and 2019.
Headquarters
Zillis, Switzerland
Founded
1985
Employees
10-50
Company Type
Private
Business Models
Value Chain
Service Regions
Graubünden, Switzerland
Products
Photovoltaic Systems
Battery Storage
EV Charging Stations
Heating Systems
Certifications & Awards
Certifications
ISO 14001
Swissolar Quality Label
Awards
Swiss Solar Prize
Swiss Solar Prize
Swiss Solar Prize