Energiequelle
Energiequelle GmbH
Zossen / OT Kallinchen, Germany
About
Founded in 1997, Energiequelle is a limited company headquartered in Zossen / OT Kallinchen, Germany with approximately 501-1000 employees specializing in Wind, Solar, Biogas.
Energiequelle is an owner-managed renewable energy company active since 1997. It plans, builds, operates and manages wind energy, photovoltaic, biogas and hydrogen plants, substations and battery storage, and offers turnkey project development, operations management and energy supply concepts. The company has connected more than 1,700 MW of wind capacity to the grid and operates in Germany, France, Finland, Poland, Greece, South Africa and Austria. Its flagship project is the energy self-sufficient village of Feldheim. Its joint ventures include OQTO-X with Octopus Energy and a battery storage development partnership with Ingrid.
Headquarters
Founded
Employees
Company type
Focus areas
Products & services
Business models
Value chain
Service areas (7)
Project development and operations in Germany
Plans, builds and operates wind, solar and biogas plants, substations and energy storage.
France
Project development and service provider for third parties through Energiequelle SAS.
Finland
Wind and solar project development and operation, with offices in Helsinki and Vaasa.
Poland
Greece
Branch office established in Athens.
South Africa
Subsidiary Energiequelle South Africa Ltd in Cape Town focused on wind and PV projects.
Austria
Market entry via cooperation with Brandpower.
Locations
Headquarters
Hauptstraße 44, 15806, Zossen / OT Kallinchen, Germany
Service regions
Projects
6Teschendorf wind farm
Five Enercon E-138 turbines in the Gifhorn district, grid-connected in October 2025, with a community power bonus for residents.
Zeven wind farm
Nine Vestas V162 turbines, commissioned and operational.
Lumivaara wind farm
Eight Nordex N163 5.7 MW turbines, fully commissioned, built on market terms without state support and acquired by the KlimaVest fund.
Minden-Hahlen repowering
Replacement of five older turbines with three Nordex N149 turbines, under construction.
Feldheim energy self-sufficient village
Decentralised village energy supply combining wind, biogas, woodchip heating, power-to-heat and battery storage, operational since 2010.
Oulu Green Hydrogen Park
Planned hydrogen production plant of up to 5 MW with a hydrogen refuelling station for buses and heavy vehicles, with planning consent received.
Credentials & affiliations
Certifications
ISO/IEC 27001:2022
Leading Employer quality seal
Awards
Finalist, Großer Preis des Mittelstandes
National Award Education for Sustainable Development (Neue Energien Forum Feldheim)
Certificate of Excellence, Corporate Health Award
Leading Employer quality seal
Partnerships
Octopus Energy, Ingrid, Brandpower Windkraft, Alterric, European Energy, Helmetal eG, FEUER powerair, University of Helsinki, Turku University of Applied Sciences, Wellpass, Fürstenberg Institute
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