Sonnenkonzept GmbH
Falkensee, Brandenburg, Germany
About
Founded in 2011, Sonnenkonzept GmbH is a limited company headquartered in Falkensee, Germany with approximately 51-200 employees specializing in Solar.
Sonnenkonzept GmbH is a certified specialist company for photovoltaic systems and battery storage in Berlin and Brandenburg. Established in 2011, the company operates as a master craftsman business with over 20 years of combined industry experience among its team members. Sonnenkonzept provides comprehensive services including consulting, planning, installation, commissioning and ongoing maintenance of solar PV systems for both residential and commercial customers. The company specializes in integrated energy solutions combining photovoltaic panels, battery storage systems, wallboxes for electric vehicle charging, heat pumps, and intelligent energy management systems. All installation work is performed by the company's own trained technicians rather than external subcontractors. The company has completed over 5,000 installations and serves the greater Berlin-Brandenburg region including Potsdam and surrounding areas.
Headquarters
Founded
Employees
Company type
Focus areas
Products & services
Business models
Value chain
Service areas (1)
Berlin and Brandenburg
Full-service photovoltaic system installation, consulting, planning and maintenance for residential and commercial customers
Locations
Headquarters
Falkensee, Brandenburg, Germany
Operating locations (1)
- Brieselang, Brandenburg, Germany
Service regions
Projects
5Kita Fuchsbau Brieselang
Berlin Kühlhaus
Energy-intensive cooling facility utilizing 97% of generated solar electricity
Beelitzer Kies- und Recycling GmbH
Deutsche Krebsgesellschaft Berlin Charlottenburg
Technikmuseum Berlin
Credentials & affiliations
Partnerships
Heckert Solar, LG Chem, SolarEdge, Alpha ESS, Solarfabrik, SENEC, Kostal, BenQ, Schletter, Sonnen, SunPower
People
Management & team
Ellen Kehler
Geschäftsführerin
Thomas Sprange
Prokurist und TÜV-zertifizierter Gutachter
Robert Piasetzki
Technischer Betriebsleiter und Elektromeister
Andreas Oppel
Vertriebsleiter Privatkunden
Udo Grelzik
Vertriebsleiter Gewerbekunden
Ramona Böttcher
Auftragsabwicklung
Arne Knaack
Projektberater Privatkunden
Sven Hiller
Projektberater Privatkunden
Constanze Hoffmann
Projektberaterin Privat- und Gewerbekunden
Marc Hoffmann
Projektberater und TÜV-zertifizierter Gutachter
Maximilian Voigt
Projektberater Privatkunden
Lars Ringgenberg
Elektroinstallateur und Servicetechniker
Mario Dismann
Dachdecker und Monteur
Dirk Ziegler
Elektroinstallateur
Ulrich Strohbach
Projektberater Privatkunden
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