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Energiequelle

Energiequelle GmbH

Zossen (Kallinchen), Germany

WindSolarBiogasBiomassHydrogenEnergy Storage
Founded 1997201-500 employees
Profile last updated: September 22, 2026

About

Founded in 1997, Energiequelle is a renewable energy company headquartered in Zossen (Kallinchen), Germany with approximately 201-500 employees specializing in Wind, Solar, Biogas.

Energiequelle is a German renewable energy company founded in 1997 by Doreen and Michael Raschemann and Joachim Uecker. It plans, develops, builds and operates wind energy and photovoltaic plants, substations, biogas plants and energy storage facilities, and develops energy supply solutions for businesses and communities. The company also runs a charging infrastructure business and distributes electricity to end customers through its subsidiary eqSTROM. It is owner-managed and reports more than 450 employees and over 1,700 MW of installed capacity across Europe and South Africa, with offices in several countries including Germany, Austria, Poland, the Czech Republic, France, Finland and Greece. Its citizen participation models let local residents and municipalities share in its wind projects.

Headquarters

Zossen (Kallinchen), Germany

Founded

1997

Employees

201-500

Focus areas

wind energyphotovoltaicsrepoweringenergy storagebiogasgreen hydrogenPower-to-Xcitizen participationenergy self-sufficient villagedecentralised energyEMASISO 27001

Products & services

Business models

B2BIPP

Value chain

DevelopmentEngineeringConstructionO&MAsset Management

Service areas (1)

  • Renewable energy project development and operation

    Planning, development, construction, operation and repowering of wind, solar, biogas and storage plants, plus energy supply solutions for businesses.

Locations

Headquarters

Hauptstr. 44, 15806, Zossen (Kallinchen), Germany

Service regions

GermanyAustriaPolandCzech RepublicFranceFinlandGreeceSouth Africa

Projects

5

Lüben Wind Farm

Under ConstructionOnshore wind farm

Five Enercon E138 turbines in Gifhorn district, Lower Saxony, with a hub height of 160 m; construction has begun.

21.3 MW capacityWittingen, Germany

Großschwabhausen Wind Farm

Under ConstructionOnshore wind farm

Six Enercon E-160 turbines planned, with up to three to be transferred to citizen ownership.

33.36 MW capacityGermany

Minden-Hahlen Repowering

Under ConstructionOnshore wind farm (repowering)

Repowering of the Minden-Hahlen wind farm with three Nordex N149 turbines replacing five older turbines.

17.1 MW capacityMinden, Germany

Raßlitz Repowering

OperationalOnshore wind farm (repowering)

Two Enercon E-160 turbines commissioned, replacing previous E-58 models.

11.12 MW capacityRaßlitz, Germany

Feldheim Regional Controlled Power Plant

OperationalBattery storage

10 MW lithium-ion battery storage supporting grid frequency and the energy self-sufficient village of Feldheim.

10 MW capacityFeldheim, GermanyCompleted: 2015-01-01

Credentials & affiliations

Certifications

ISO/IEC 27001:2022

EMAS

CrefoZert

Issued by: Creditreform

Awards

Kununu Top Company

kununu2025

Corporate Health Award

Corporate Health Award20241st place for medium-sized companies in the energy industry

Partner for Fair Wind Energy Thuringia

Thuringian Energy and GreenTech Agency (ThEGA)

Industry memberships

German WindEnergy Association

Partnerships

Octopus Energy (OQTO-X joint venture), Bethmann Bank

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