About
Founded in 1999, Voltwerk AG is a private headquartered in Flawil, Switzerland with approximately 50-200 employees specializing in Solar, Energy Storage.
Originally founded as Die Elektrische Werkstatt in 1999, Voltwerk AG has evolved from a classical electrical contractor into a comprehensive competence center for sustainable energy solutions. The company was acquired by long-term employees Pascal Hengartner and Jonas Hollenstein, who expanded its focus on photovoltaic systems, energy management, battery storage, and e-mobility. Voltwerk combines technical expertise with environmental responsibility, serving residential and industrial clients throughout eastern Switzerland. The company provides complete solutions including electrical installations for new construction and renovations, rooftop and integrated photovoltaic systems with battery storage, EV charging stations and wallboxes, smart home automation using KNX and Loxone technologies, and ongoing maintenance and electrical services.
Headquarters
Flawil, Switzerland
Founded
1999
Employees
50-200
Company Type
Private
Business Models
Value Chain
Service Regions
Eastern Switzerland