Duonity
Duonity GmbH & Co. KG
Emmendingen, Baden-Württemberg, Germany
About
Founded in 2008, Duonity is a private headquartered in Emmendingen, Germany with approximately 50-200 employees specializing in Solar, Energy Storage.
Duonity (formerly Checkpunkt Solar) is a family-owned renewable energy company founded in 2008, headquartered in Emmendingen and Freiburg, Germany. The company specializes in designing and installing integrated energy systems combining photovoltaics, PVT (photovoltaic-thermal) modules, heat pumps, battery storage, electric vehicle charging infrastructure, and smart energy management solutions. Operating as a certified master tradesman (Meisterbetrieb), Duonity provides manufacturer-independent consulting, technical planning, professional installation, and ongoing maintenance services. The company emphasizes personalized customer support, transparent pricing, transparent forecasting, and assistance with government funding programs (KfW, BAFA). The team comprises specialists in electrical installation, heating/ventilation/cooling (SHK), and renewable energy technologies, supported by an established network of certified partners and institutions.
Headquarters
Emmendingen, Germany
Founded
2008
Employees
50-200
Company Type
Private
Business Models
Value Chain
Service Regions
Baden-Württemberg
Products
PVT Hybrid Modules
Photovoltaic Systems
Heat Pump Solutions
Battery Storage Systems
Smart Energy Management
EV Charging Infrastructure
Certifications & Awards
Certifications
Meisterbetrieb