wsf
wsf GmbH
Detmold, Germany
About
Founded in 2016, wsf is a private headquartered in Detmold, Germany with approximately 50-200 employees specializing in Solar, Energy Storage, Hydrogen.
wsf operates as a comprehensive energy systems provider founded through the 2016 merger of wewers GmbH (established 1980s for solar and building technology) and Schemmer and Frank PV GmbH (established 1998 for photovoltaics). Headquartered in Detmold, Germany, the company specializes in intelligent climate-neutral energy systems combining photovoltaics with heating solutions through sector coupling. Services include PV system design and installation with storage, heat pump systems, sanitary installations, heating modernization, thermal solar systems, battery storage solutions, EV charging infrastructure (wallboxes), and the Smart Box energy management platform. The company serves private households, commercial enterprises, industrial facilities, and municipal clients. Leadership includes CEO Dag Wöhrmann, with Christian Schemmer and Uwe Frank in advisory and sales roles. wsf emphasizes integrated solutions, local expertise in the OWL region, and commitment to environmental sustainability.
Headquarters
Detmold, Germany
Founded
2016
Employees
50-200
Company Type
Private
Business Models
Value Chain
Service Regions
Ostwestfalen-Lippe (OWL), North Rhine-Westphalia, Germany
Products
Smart Box
Photovoltaic Systems
Heat Pump Systems
Battery Storage Solutions
Wallbox (EV Charging)
Thermal Solar Systems
Heating Modernization
Sanitary Installations
Certifications & Awards
Certifications
ISO 9001