Germany's renewable energy companies are reshaping the energy landscape, focusing on sustainable solutions that mitigate climate change. This industry includes firms working in solar, wind, hydro, and biomass, showcasing the country's commitment to reducing carbon footprints. Furthermore, the rapid technological advancements and supportive government policies are stirring interest in renewables. Germany not only aims for carbon neutrality by 2045 but is also increasingly relying on distributed energy resources, which provide citizen participation in energy production and consumption. The sector is an essential contributor to local economies and employment, signaling a transition towards a greener future, hand-in-hand with innovation.


The companies listed here vary in size and specialization, ranging from established firms with thousands of employees to newer startups. Headquartered across Germany—from bustling Hamburg to tranquil Brandenburg—these companies were founded between 1992 and recently, in 2022. They focus on multiple aspects of renewable energy, including the development and management of solar, wind, and hydrogen projects. Many companies excel in providing energy management services, while others focus on innovative solutions that engage local communities. Together, they showcase the robust and evolving landscape of Germany’s renewable energy sector.


Continue reading to discover the top renewable energy companies in Germany.


Top 25 Renewable Energy Companies in Germany


1. Enertrag

  • Website: enertrag.com
  • Ownership type: Private
  • Headquarters: Schenkenberg, Brandenburg, Germany
  • Employee distribution: Germany 88%, South Africa 3%, France 3%, Other 6%
  • Latest funding: Other (Grant), July 2024
  • Founded year: 1992
  • Headcount: 1001-5000
  • LinkedIn: enertrag-ag

Enertrag SE, based in Schenkenberg, Brandenburg, Germany, is a private renewable energy company founded in 1992. With a workforce of over 600 employees, Enertrag specializes in the development, construction, and operation of renewable energy projects, particularly in wind energy, photovoltaic systems, and green hydrogen solutions. The company serves municipalities and businesses aiming to transition to sustainable energy sources, offering comprehensive project management and operational services. Enertrag is notable for its ENERTRAG Verbundkraftwerk® model, which integrates various renewable energy components to provide reliable and sustainable energy solutions. The company has invested significantly in renewable energy infrastructure, with a reported output of 1,800 MW from installed systems and 6.9 GW of renewable plant capacity connected to their proprietary software. Enertrag's projects span across Germany, France, South Africa, and Vietnam, demonstrating their commitment to global energy transition efforts.


2. LichtBlick SE

  • Website: lichtblick.de
  • Ownership type: Private
  • Headquarters: Hamburg, Hamburg, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1998
  • Headcount: 501-1000
  • LinkedIn: lichtblick-se

LichtBlick SE, based in Hamburg, Germany, is an energy supply company that specializes in renewable energy solutions. Established in 1998, LichtBlick has positioned itself as a prominent provider of 100% green electricity and eco-gas for both residential and commercial customers. The company is dedicated to promoting sustainable living and climate protection through innovative energy management strategies. LichtBlick's product offerings include not only green electricity but also eco-gas, solar energy solutions, and services tailored for electric vehicle charging. With a workforce of approximately 557 employees, LichtBlick has built a substantial customer base of over 1.7 million, making it Germany's largest pure green electricity provider. The company actively engages in initiatives aimed at reducing CO₂ emissions and supports customers in their transition to eco-friendly energy sources.


3. Energiequelle GmbH

  • Website: energiequelle.de
  • Ownership type: Private
  • Headquarters: Zossen, Brandenburg, Germany
  • Employee distribution: Germany 98%, Other 2%
  • Founded year: 1997
  • Headcount: 501-1000
  • LinkedIn: energiequelle

Energiequelle GmbH, based in Zossen, Brandenburg, Germany, is a private renewable energy company founded in 1997. The firm specializes in the development and management of projects related to wind energy, biomass, and photovoltaic systems. They offer a range of services including project development, operational management, and financing, primarily targeting municipalities and businesses that seek sustainable energy solutions. With a workforce of approximately 600 employees, Energiequelle operates not only in Germany but also in countries like France, Finland, Poland, Greece, and South Africa. The company is dedicated to supporting the transition to a CO₂-neutral energy supply, actively engaging in projects that contribute to environmental sustainability. Their innovative approach and commitment to community involvement further enhance their position in the renewable energy sector.


4. JUWI Group

  • Website: juwi.com
  • Ownership type: Private
  • Headquarters: Altenahr, Rhineland-Palatinate, Germany
  • Employee distribution: Germany 53%, Italy 11%, Greece 11%, Other 25%
  • Founded year: 1996
  • Headcount: 1001-5000
  • LinkedIn: juwi-group

JUWI Group, based in Altenahr, Germany, is a private renewable energy company that specializes in the development and maintenance of solar and wind energy projects. Established in 1996, JUWI has grown to employ around 929 people, with a significant presence in various countries including Germany, Italy, Greece, India, and South Africa. The company provides comprehensive services that include project development, engineering, procurement, and operational management for both solar and wind energy projects. JUWI has successfully realized over 3,000 renewable energy plants worldwide, with a total installed capacity exceeding 7,000 megawatts. Their commitment to sustainability is evident in their focus on creating energy solutions that not only reduce costs but also minimize environmental impact. Additionally, JUWI is actively involved in hybrid energy systems, combining solar, wind, and storage technologies to enhance energy efficiency and reliability. Their operational services include 24/7 monitoring and maintenance, ensuring optimal performance of energy plants. JUWI's extensive experience and global reach position them as a significant contributor to the renewable energy sector.


5. enercity

  • Website: enercity.de
  • Ownership type: Private
  • Headquarters: Hanover, Lower Saxony, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1970
  • Headcount: 1001-5000
  • LinkedIn: enercity-gruppe

enercity AG, based in Hanover, Germany, is a private energy supplier that has been operational since 1970. The company serves approximately one million customers, providing electricity, gas, water, and renewable energy solutions. enercity is committed to sustainability, offering a range of services that include energy management and telecommunication. Their focus on renewable energy is highlighted by their provision of 100% green electricity and their initiatives in solar energy and electric mobility. The company also engages in wind energy projects, showcasing its dedication to environmentally friendly practices. With a workforce of around 900 employees, enercity is one of the ten largest energy suppliers in Germany, emphasizing reliability and customer service in its operations.


6. VSB Group

  • Website: vsb.energy
  • Ownership type: Corporate
  • Headquarters: Dresden, Saxony, Germany
  • Employee distribution: Germany 42%, France 29%, Italy 11%, Other 18%
  • Latest funding: $1.6B, December 2024
  • Founded year: 1996
  • Headcount: 201-500
  • LinkedIn: vsb-group

VSB Group, based in Dresden, Germany, is an energy solutions provider that focuses on renewable energy and e-mobility services. Founded in 1996, the company has developed a strong portfolio in wind and solar energy project development, energy management, and the establishment of charging infrastructure for electric vehicles. VSB Group caters to businesses and organizations looking for sustainable energy solutions to lower costs and comply with environmental regulations. With a workforce of approximately 488 employees, the company operates in several European countries, including Germany, France, Italy, Poland, and Finland. Their services extend beyond project development to include energy park management and independent power production, showcasing their comprehensive approach to renewable energy. The company has recently secured €1.65 billion in funding, which will likely enhance its capabilities and market presence.


7. Q Energy

  • Website: qenergy.eu
  • Ownership type: Private
  • Headquarters: Berlin, Berlin, Germany
  • Employee distribution: France 55%, Germany 25%, Spain 16%, Other 4%
  • Latest funding: Other (Debt), $55.8M, September 2024
  • Founded year: 2022
  • Headcount: 201-500
  • LinkedIn: q-energy-solutions-se

Q Energy, based in Berlin, Germany, is a renewable energy company that specializes in the development, construction, and management of green energy projects throughout Europe. Founded in 2022, the company has quickly established itself as a player in the renewable sector, focusing on solar, wind, battery energy storage, and green hydrogen solutions. With a project pipeline exceeding 15 GW, Q Energy is involved in various stages of project development, from initial planning to construction and operation. The company serves a range of clients, including municipalities, investors, and landowners, aiming to provide sustainable energy alternatives. Their recent funding of approximately €55.8 million in debt further supports their ambitious growth plans and commitment to the energy transition.


8. Alterric

  • Website: alterric.com
  • Ownership type: Private
  • Headquarters: Aurich, Lower Saxony, Germany
  • Employee distribution: Germany 90%, France 7%, Greece 3%
  • Founded year: 2021
  • Headcount: 501-1000
  • LinkedIn: alterric

Alterric, based in Aurich, Lower Saxony, Germany, is a private company founded in 2021 that specializes in renewable energy, particularly in the development and operation of wind and solar power projects. The company aims to facilitate the transition to renewable energy across Europe by working closely with landowners, municipalities, and industries. Alterric's current portfolio boasts an installed capacity of 2,400 megawatts, with ambitious plans to expand this through a project pipeline of 11,000 megawatts. Their services include wind farm development, repowering, and consultation for local governments, emphasizing sustainable energy solutions and climate protection. Alterric is committed to achieving a climate-neutral energy future and reducing dependence on fossil fuels, making them a relevant player in the renewable energy sector.


9. ENERTRAG Betrieb


ENERTRAG Betrieb, based in Schenkenberg, Brandenburg, Germany, is a private renewable energy company founded in 1992. The firm specializes in the development, construction, and operation of energy solutions that harness wind, solar, and green hydrogen. ENERTRAG provides a full suite of services, from initial project development to technical management, catering to businesses and organizations aiming to transition to sustainable energy sources. With a workforce of approximately 34 employees, the company operates exclusively in Germany, focusing on innovative projects that contribute to the energy transition. Notable initiatives include the ENERTRAG Verbundkraftwerk, which generates energy from a combination of wind, solar, and hydrogen, showcasing their commitment to creating reliable and renewable energy solutions. ENERTRAG's extensive experience and ongoing projects underscore its role in the renewable energy sector.


10. FRONTERIS Gruppe

  • Website: fronteris.de
  • Ownership type: Private
  • Headquarters: Regensburg, Bavaria, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1996
  • Headcount: 51-200
  • LinkedIn: fronteris-gruppe

FRONTERIS Gruppe, based in Regensburg, Bavaria, Germany, is a private company founded in 1996. It specializes in the development and operation of renewable energy projects, particularly in solar, wind, and biogas sectors. The company aims to create sustainable energy solutions that balance ecological and economic needs. With a workforce of around 29 employees, FRONTERIS has been instrumental in shaping energy generation practices in Germany. Their approach emphasizes responsible resource management and collaboration with project stakeholders, ensuring that both environmental and economic factors are considered in their operations. FRONTERIS has been active in the renewable energy sector for over two decades, demonstrating a commitment to advancing sustainable energy initiatives.


11. ecoligo

  • Website: ecoligo.com
  • Ownership type: Venture Capital
  • Headquarters: Berlin, Berlin, Germany
  • Employee distribution: Germany 66%, Vietnam 18%, Chile 7%, Other 10%
  • Latest funding: November 2024
  • Founded year: 2016
  • Headcount: 51-200
  • LinkedIn: ecoligo

ecoligo invest GmbH, founded in 2016 and based in Berlin, Germany, is an investment platform dedicated to sustainable solar energy projects in emerging markets. The company connects individual investors with opportunities to fund solar installations, primarily targeting businesses in regions such as Asia, Africa, and Latin America. By facilitating these investments, ecoligo helps companies reduce their energy costs and CO2 emissions, contributing to a cleaner environment. With over 50 million euros invested in more than 160 projects, ecoligo has made a significant impact, aiming to reduce over 1.2 million tons of CO2 emissions throughout the lifespan of its projects. The company operates on a model that allows investors to earn attractive returns while supporting the global energy transition. Its recent certification as a B Corporation underscores its commitment to social and environmental responsibility, further solidifying its role in the renewable energy sector.


12. Gp Joule

  • Website: gp-joule.com
  • Ownership type: Corporate
  • Headquarters: Schmedeswurth, Schleswig-Holstein, Germany
  • Employee distribution: Germany 96%, Other 4%
  • Latest funding: September 2022
  • Founded year: 2009
  • Headcount: 1001-5000
  • LinkedIn: gp-joule-gmbh

Gp Joule, based in Schmedeswurth, Schleswig-Holstein, Germany, is a corporate entity founded in 2009 that specializes in renewable energy solutions. The company focuses on integrated energy systems, offering services in solar, wind, biomass, and hydrogen energy. Gp Joule aims to support industries and consumers in transitioning to sustainable energy sources. Their history includes significant milestones, such as the installation of Germany's largest solar park and the development of innovative projects like the eFarm hydrogen initiative. With a workforce of over 600 employees, Gp Joule is committed to creating a sustainable energy future, emphasizing the importance of regional value creation and environmental responsibility. Their projects not only contribute to energy generation but also aim to decarbonize various sectors, showcasing their dedication to the energy transition.


13. Avacon Gruppe

  • Website: avacon.de
  • Ownership type: Private
  • Headquarters: Helmstedt, Lower Saxony, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1999
  • Headcount: 1001-5000
  • LinkedIn: avaconag

Avacon Gruppe, based in Helmstedt, Lower Saxony, Germany, is a private energy provider founded in 1999. The company serves residential customers, businesses, and municipalities by offering electricity and gas connections, alongside renewable energy solutions. Avacon is dedicated to efficient energy management and the integration of renewable energy sources, addressing the increasing demand for sustainable energy. Their portfolio includes services related to photovoltaic systems, wind power, and biomass, reflecting their commitment to renewable energy. Notably, Avacon has engaged in innovative projects such as the e-Home Energieprojekt 2020, which explored future energy supply models and the interplay of various technologies in real-world settings. This project highlighted their proactive approach to adapting energy networks to accommodate decentralized energy production and electric mobility.


14. Ebert Erneuerbare Energien


Ebert Erneuerbare Energien, based in Kiel, Schleswig-Holstein, Germany, is a private company founded in 1998. It specializes in the development and management of renewable energy projects, particularly in wind, solar, and biogas. The company aims to provide sustainable energy solutions that cater to local communities, landowners, and businesses, thereby contributing to the energy transition. With a team of experienced professionals, Ebert Erneuerbare Energien is well-versed in project planning, execution, and management, ensuring that their projects are not only efficient but also accepted by the communities they serve. Their focus on decentralized energy generation promotes regional value creation and climate neutrality, which are essential aspects of the renewable energy sector.


15. STAWAG Energie GmbH


STAWAG Energie GmbH, established in 2003, is a private company based in Aachen, Germany, specializing in renewable energy solutions. The firm focuses on the planning, realization, and operation of renewable energy facilities, particularly in wind and solar energy. With a workforce of approximately 28 employees, STAWAG Energie has developed a robust portfolio of projects, including the management of multiple wind parks and solar installations. They are actively involved in repowering existing wind facilities, enhancing efficiency and output. The company serves a variety of clients, including local governments and businesses, emphasizing sustainable energy solutions that contribute to carbon emission reduction. Their commitment to renewable energy is reflected in their ongoing projects and their role in the regional energy transition.


16. Green Planet Projects GmbH


Green Planet Projects GmbH, based in Hamburg, Germany, is a private company founded in 2001. The firm specializes in the development, construction, and operation of renewable energy projects, with a strong emphasis on wind and solar power. They provide comprehensive services to businesses and organizations seeking to invest in sustainable energy solutions, ensuring compliance and efficiency in energy production. Green Planet Projects has successfully developed and operates several clean energy facilities, including 16 wind parks and multiple photovoltaic installations, which collectively generate significant renewable energy. The company also engages in innovative projects involving electrolyzers to convert surplus electricity into sustainable gas. Their commitment to citizen energy initiatives reflects their belief in community involvement in the energy transition, making them a notable player in the renewable energy sector.


17. Green Energy 3000

  • Website: ge3000.de
  • Ownership type: Private
  • Headquarters: Leipzig, Saxony, Germany
  • Employee distribution: Germany 59%, France 23%, United Arab Emirates 17%
  • Founded year: 2004
  • Headcount: 51-200
  • LinkedIn: greenenergy3000

Green Energy 3000 GmbH, based in Leipzig, Germany, is a private renewable energy developer established in 2004. The company specializes in the development of photovoltaic and wind power projects, providing a comprehensive suite of services that includes project planning, site acquisition, and investment facilitation. Green Energy 3000 caters to both private investors and institutional capital providers, enabling them to participate in the transition to sustainable energy. With a workforce of approximately 69 employees, the company has expanded its operations beyond Germany, with notable activities in France and the United Arab Emirates. Their recent projects include the construction of a 31 MWp photovoltaic facility in France and a successful bid for a wind park project in Freudenberg, showcasing their active role in advancing renewable energy initiatives. Green Energy 3000's integrated approach to project management ensures that they oversee every aspect of project development, from initial planning to operational management, thereby contributing significantly to the global shift towards renewable energy solutions.


18. WINDPOWER GmbH

  • Website: windpower-gmbh.de
  • Ownership type: Family Owned
  • Headquarters: Regensburg, Bavaria, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1995
  • Headcount: 11-50
  • LinkedIn: windpower-gmbh

WINDPOWER GmbH, based in Regensburg, Bavaria, Germany, is a family-owned company that specializes in the development and management of renewable energy projects, particularly in wind and solar energy. Founded in 1995, the company has built a solid reputation over the years, having successfully realized 40 wind energy installations and more than 30 photovoltaic projects, totaling an installed capacity of 140 MW. Their services extend beyond project development to include technical and commercial management, as well as optimization of energy facilities. WINDPOWER caters to a variety of clients, including property owners, businesses, and local communities, all seeking sustainable energy solutions. The company is also actively involved in community engagement, with over 1,000 local citizens participating in their projects. Their commitment to reducing carbon emissions is evident, with an annual CO2 savings of 288,000 tons compared to coal-fired power generation. This focus on sustainability and community involvement positions WINDPOWER as a significant player in the renewable energy sector.


19. reon AG

  • Website: reon-ag.com
  • Ownership type: Family Owned
  • Headquarters: Lilienthal, Lower Saxony, Germany
  • Employee distribution: Germany 100%
  • Founded year: 2006
  • Headcount: 11-50
  • LinkedIn: reon-aktiengesellschaft

Founded in 2006 and based in Lilienthal, Lower Saxony, Germany, reon AG is a family-owned company dedicated to renewable energy solutions. The firm specializes in wind energy, photovoltaics, and electromobility, providing consulting and project development services to businesses and organizations. With over 20 years of experience in renewable energy developments, reon AG emphasizes the importance of regional value creation and sustainability. Their projects aim to help clients transition to renewable energy sources, reduce costs, and enhance environmental sustainability. The company is deeply rooted in the local community, ensuring that all stakeholders are involved in their projects, which contributes to a sustainable energy future.


20. enercity Erneuerbare GmbH


enercity Erneuerbare GmbH, based in Leer, Lower Saxony, Germany, is a corporate entity founded in 1990 that specializes in renewable energy, particularly in wind and solar energy generation. The company develops and manages energy parks, providing comprehensive project development and operational management services tailored to municipalities and organizations. Their mission is to facilitate the energy transition in Germany, actively contributing to local climate protection goals. With a workforce of 51-200 employees, enercity Erneuerbare has established itself as a significant player in the renewable energy sector, focusing on innovative solutions such as constructing wind parks on former mining sites. Their approach emphasizes collaboration with local communities, ensuring that projects not only meet energy needs but also bolster local economies and environmental sustainability.


21. Solarcomplex AG

  • Website: solarcomplex.de
  • Ownership type: Private
  • Headquarters: Singen, Baden-Württemberg, Germany
  • Employee distribution: Germany 100%
  • Founded year: 2000
  • Headcount: 51-200
  • LinkedIn: solarcomplex-ag

Solarcomplex AG, based in Singen, Baden-Württemberg, Germany, is a private company specializing in renewable energy. Established in 2000, it focuses on the development and operation of solar, wind, and bioenergy projects. The company provides ecological investment opportunities, catering to businesses and municipalities seeking sustainable energy solutions. Their services include the installation of photovoltaic systems, the establishment of bioenergy villages, and the development of wind power facilities. Solarcomplex AG is committed to facilitating the transition to renewable energy sources, as evidenced by their recent projects, including the construction of one of the largest photovoltaic ground-mounted systems in the region. They also promote local energy initiatives, aiming for a 100% renewable energy supply in the Bodensee region. With a workforce of around 32 employees, the company is actively involved in the renewable energy sector, contributing to both local economies and environmental sustainability.


22. Enerparc Ag

  • Website: enerparc.de
  • Ownership type: Venture Capital
  • Headquarters: Hamburg, Hamburg, Germany
  • Employee distribution: Germany 81%, Spain 14%, Other 5%
  • Latest funding: Other (Debt), $290.2M, March 2025
  • Founded year: 2008
  • Headcount: 201-500
  • LinkedIn: enerparc-ag

Enerparc AG, headquartered in Hamburg, Germany, is a prominent player in the solar energy sector, specializing in renewable energy solutions. Established in 2008, the company offers a comprehensive suite of services that includes solar project development, technical consulting, planning, construction, and operation of solar power plants. Enerparc AG has successfully connected over 4,545 MW of photovoltaic capacity across more than 25 countries, demonstrating its international reach and expertise. The company caters to a variety of clients, such as landowners, industrial operators, energy suppliers, and financial institutions, providing customized solutions that align with their sustainability goals. Enerparc AG has also secured significant funding, with a recent amount of approximately €290 million, which underscores its commitment to growth and innovation in the renewable energy sector.


23. SENS - Iqony Solar Energy Solutions


SENS - Iqony Solar Energy Solutions, based in Julbach, Bavaria, Germany, specializes in renewable energy, particularly solar and wind projects. Established in 2019, the company has developed a robust portfolio that includes the development, construction, and operation of renewable energy plants throughout Europe. As an Independent Power Producer (IPP) and an Engineering, Procurement, and Construction (EPC) service provider, SENS offers comprehensive solutions that cover everything from project inception to ongoing maintenance. Their services include technical operations management and plant optimization, catering to businesses and organizations seeking sustainable energy solutions. With a workforce of approximately 334 employees, SENS is actively involved in the renewable energy sector, contributing to the growing demand for clean energy alternatives. The company operates in several countries, including Germany, Italy, Spain, Portugal, the Netherlands, and the United Kingdom, reflecting its commitment to expanding its impact in the renewable energy market.


24. naturstrom AG

  • Website: naturstrom.de
  • Ownership type: Private
  • Headquarters: Neunkirchen, North Rhine-Westphalia, Germany
  • Employee distribution: Germany 100%
  • Founded year: 1998
  • Headcount: 201-500
  • LinkedIn: naturstrom

Naturstrom AG, based in Neunkirchen, North Rhine-Westphalia, Germany, is a private renewable energy provider that has been operational since 1998. The company focuses on delivering eco-friendly electricity, biogas, and heating solutions to both private and business customers. Naturstrom AG is dedicated to promoting sustainable energy practices and offers a variety of tariffs tailored to meet the needs of its customers. With a workforce of approximately 204 employees, the company plays a pivotal role in Germany's energy transition. It operates around 350 renewable energy facilities, which include wind and solar parks, contributing significantly to the generation of green energy. Naturstrom AG has also been recognized for its commitment to environmental sustainability, receiving endorsements from major environmental organizations. This positions the company as a credible and responsible player in the renewable energy sector.


25. Blue Elephant Energy GmbH

  • Website: blueelephantenergy.com
  • Ownership type: Corporate
  • Headquarters: Hamburg, Hamburg, Germany
  • Employee distribution: Germany 92%, Italy 6%, Poland 2%
  • Latest funding: $49.5M, January 2025
  • Founded year: 2016
  • Headcount: 51-200
  • LinkedIn: blue-elephant-energy-ag

Blue Elephant Energy GmbH, based in Hamburg, Germany, is a renewable energy developer that specializes in solar and wind energy projects. Since its inception in 2016, the company has focused on developing, acquiring, and operating renewable energy facilities across various countries, primarily in West and Central Europe. With a portfolio that includes a total capacity of 1,670 MW, Blue Elephant Energy has made significant strides in the renewable energy sector. The company has successfully supplied clean energy to approximately 2.4 million households and has contributed to the reduction of over 3 million tons of CO2 emissions. Their commitment to sustainability is evident in their operations and partnerships, which include collaborations with project developers and landowners. Recently, the company secured €49.5 million in funding, further supporting its growth and expansion in the renewable energy market. Blue Elephant Energy's focus on innovative energy solutions positions it as a key player in the transition to a sustainable energy future.



Renewable Energy Insights: Key Companies in Germany


CompanyHeadquarterSizeFoundedOwnership
EnertragSchenkenberg, Brandenburg, Germany1001-50001992Private
LichtBlick SEHamburg, Hamburg, Germany501-10001998Private
Energiequelle GmbHZossen, Brandenburg, Germany501-10001997Private
JUWI GroupAltenahr, Rhineland-Palatinate, Germany1001-50001996Private
enercityHanover, Lower Saxony, Germany1001-50001970Private
VSB GroupDresden, Saxony, Germany201-5001996Corporate
Q EnergyBerlin, Berlin, Germany201-5002022Private
AlterricAurich, Lower Saxony, Germany501-10002021Private
ENERTRAG BetriebSchenkenberg, Brandenburg, Germany51-2001992Private
FRONTERIS GruppeRegensburg, Bavaria, Germany51-2001996Private
ecoligoBerlin, Berlin, Germany51-2002016Venture Capital
Gp JouleSchmedeswurth, Schleswig-Holstein, Germany1001-50002009Corporate
Avacon GruppeHelmstedt, Lower Saxony, Germany1001-50001999Private
Ebert Erneuerbare EnergienKiel, Schleswig-Holstein, Germany51-2001998Private
STAWAG Energie GmbHGermany11-502003Private
Green Planet Projects GmbHHamburg, Hamburg, Germany11-502001Private
Green Energy 3000Leipzig, Saxony, Germany51-2002004Private
WINDPOWER GmbHRegensburg, Bavaria, Germany11-501995Family Owned
reon AGLilienthal, Lower Saxony, Germany11-502006Family Owned
enercity Erneuerbare GmbHLeer, Lower Saxony, Germany51-2001990Corporate
Solarcomplex AGSingen, Baden-Württemberg, Germany51-2002000Private
Enerparc AgHamburg, Hamburg, Germany201-5002008Venture Capital
SENS - Iqony Solar Energy SolutionsJulbach, Bavaria, Germany201-5002019Corporate
naturstrom AGNeunkirchen, North Rhine-Westphalia, Germany201-5001998Private
Blue Elephant Energy GmbHHamburg, Hamburg, Germany51-2002016Corporate


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