The solar energy industry in Belgium is rapidly evolving, driven by the increasing demand for sustainable energy solutions. With a commitment to reducing carbon emissions, companies here focus on innovation to harness solar power effectively. They offer various products, including photovoltaic panels, battery storage, and charging stations for electric vehicles. This market is expected to expand, with experts forecasting significant investment in technology and infrastructure to meet renewable energy targets. Moreover, Belgium’s initiatives in environmental policies and financial incentives for solar energy projects present compelling opportunities for further growth in this sector.

In this list, you will find 25 notable solar energy companies operating across Belgium, ranging in size from small teams of under 10 to larger enterprises with hundreds of employees. Predominantly located in Flanders, these firms were established between 2006 and 2020, reflecting a recent surge in the sector. They specialize in solar panel installations, energy management services, and broader renewable technologies, catering to both residential and commercial clients. Each company contributes to Belgium’s goal of enhancing energy sustainability and reducing reliance on fossil fuels.

Continue reading to explore the top solar energy companies in Belgium.

Top 25 Solar Energy Companies in Belgium

1. Ikaros Solar BNL

• Website: ikaros-solar.com
• Ownership type: Private
• Headquarters: Schoten, Flanders, Belgium
• Employee distribution: Belgium 33%, France 33%, India 33%
• Founded year: 2006
• Headcount: 51-200
• LinkedIn: ikaros-solar-nv

Ikaros Solar BNL, now known as Radiance Energy, is a solar energy company based in Schoten, Flanders, Belgium. Established in 2006, the company specializes in the development, construction, and management of photovoltaic systems. Radiance Energy serves a variety of businesses and organizations, focusing on sustainable energy solutions that maximize energy efficiency and minimize carbon emissions. With nearly two decades of experience, they have built a strong presence across Europe, including operations in Belgium, France, the UK, Portugal, and the Netherlands. The company is committed to driving the renewable energy transition through innovative technologies and comprehensive project management. Their portfolio includes both ground-mounted and rooftop solar systems, and they are actively expanding their project pipeline to exceed 5 GWp by 2030. Radiance Energy's dedication to environmental stewardship and their strategic partnerships, particularly with Eurazeo, position them as a significant player in the solar energy industry.

2. Go-Solar by D'Ieteren

• Website: go-solar.be
• Ownership type: Family Owned
• Headquarters: Waasmunster, Flanders, Belgium
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: waassolar

Go-Solar by D'Ieteren, founded in 2007 and based in Waasmunster, Flanders, Belgium, is a family-owned company dedicated to providing renewable energy solutions. The firm specializes in the installation of solar panels, battery storage systems, and electric vehicle charging solutions. They serve a broad clientele, including both residential and commercial customers, helping them transition to sustainable energy sources while reducing energy costs. Go-Solar prides itself on offering customized solutions tailored to the specific needs of its clients. With over 24,000 satisfied customers and a strong emphasis on customer service, the company has established itself as a reliable partner in the solar energy sector. Their commitment to quality is reflected in their comprehensive service offerings, which include project management, installation, and ongoing maintenance support.

3. Enerdeal by EDP

• Website: enerdeal.com
• Ownership type: Corporate
• Headquarters: Zaventem, Flanders, Belgium
• Employee distribution: Belgium 85%, Luxembourg 15%
• Latest funding: May 2023
• Founded year: 2009
• Headcount: 11-50
• LinkedIn: enerdeal-nv

Enerdeal by EDP, based in Zaventem, Belgium, is a solar energy solutions provider that has been operational since 2009. The company focuses on the engineering, construction, and operation of photovoltaic projects, primarily catering to businesses in the manufacturing and industrial sectors. Enerdeal offers a range of services, including Solar-As-a-Service, which allows clients to access solar energy solutions without any upfront costs. They also provide third-party financing options, making it easier for companies to invest in solar technology. With a workforce of around 33 employees, Enerdeal has established a strong presence in Belgium and Luxembourg, contributing to the energy transition by helping businesses reduce their energy costs and enhance sustainability. Their recent projects include significant installations for major companies, showcasing their capability and commitment to the solar energy industry.

4. Solar Power Systems

• Website: solarpowersystems.com
• Ownership type: Private
• Headquarters: Stabroek, Flanders, Belgium
• Founded year: 2008
• Headcount: 51-200
• LinkedIn: solar-power-systems-usa

Solar Power Systems, based in Stabroek, Belgium, is a private company specializing in renewable energy solutions. Since its inception in 2008, it has focused on solar energy, offering services that include the installation of solar panels, home batteries, and electric vehicle charging stations. The company caters to both residential and commercial clients, emphasizing customized solutions that consider financial, technical, and aesthetic factors. With a portfolio that boasts over 7,000 residential installations and more than 550 for businesses, Solar Power Systems has made significant contributions to the local energy landscape. Their commitment to quality is evident in their use of Tier 1 materials and their dedication to customer satisfaction, as reflected in numerous positive reviews. The company also engages in energy management and monitoring, helping clients maximize their energy efficiency and reduce costs.

5. Ikaros Solar Group

• Website: ikaros-solar.eu
• Ownership type: Private Equity
• Headquarters: Schoten, Flanders, Belgium
• Latest funding: January 2022
• Founded year: 2006
• Headcount: 11-50
• LinkedIn: ikaros-solar-group

Ikaros Solar Group, now known as RADIANCE Energy, is a solar energy company based in Schoten, Belgium. Founded in 2006, the company specializes in the production of sustainable electricity through photovoltaic systems. RADIANCE Energy serves businesses and organizations by providing a full suite of services, including project management, engineering, and maintenance for solar energy installations. With nearly two decades of experience, they have developed a strong presence across multiple European countries, including Belgium, the Netherlands, the UK, Portugal, France, and Germany. The company is committed to driving the transition to renewable energy and has set ambitious goals to expand its solar capacity significantly by 2030. Their operations are supported by Eurazeo, a major investment group, which enhances their financial stability and growth potential.

6. Insaver

• Website: insaver.be
• Ownership type: Private
• Headquarters: Houthalen-Helchteren, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: insaver

Insaver, based in Houthalen-Helchteren, Belgium, is a private company founded in 2012 that specializes in renewable energy solutions, with a strong focus on solar energy. The company offers a range of products and services, including solar panel installation, home battery systems, and electric vehicle charging stations. Insaver aims to assist both residential and commercial clients in reducing their ecological footprint and transitioning to sustainable energy sources. Over the years, Insaver has expanded its operations significantly, becoming a prominent player in the Belgian solar market. The company has installed over 400 MW of solar capacity and has a growing presence in international markets, including projects in the Netherlands, Germany, France, and Luxembourg. Insaver is also recognized for its commitment to quality and customer satisfaction, as evidenced by its partnerships with reputable manufacturers and its focus on service and maintenance for solar installations. With a dedicated team of professionals, Insaver continues to innovate and adapt to the evolving energy landscape, making it a key contributor to the solar energy industry.

7. Eco Technics

• Website: ecotechnics.be
• Ownership type: Private
• Headquarters: Brecht, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2007
• Headcount: 11-50
• LinkedIn: eco-technics

Eco Technics, based in Brecht, Flanders, Belgium, is a private company founded in 2007 by Wim Eelen and Bart Van Loy. The company specializes in renewable energy solutions, with a strong emphasis on solar energy. They provide comprehensive services, including the installation of solar panels and battery storage systems for both residential and commercial clients. Eco Technics prides itself on using high-quality materials and maintaining a dedicated team of skilled installers. Over the years, they have successfully completed numerous installations, contributing to the growing adoption of solar energy in Belgium. Their approach combines technical expertise with a commitment to customer satisfaction, ensuring that each project is tailored to meet the specific needs of their clients. Eco Technics has also expanded its offerings to include maintenance and monitoring services for solar installations, further enhancing their role in the renewable energy sector.

8. Ese

• Website: esegroup.be
• Ownership type: Private
• Headquarters: Veurne, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: eco-solar-energie-bvba-sprl

ESE Group, founded in 2007 and based in Veurne, Flanders, Belgium, is a private company that specializes in renewable energy solutions, particularly solar energy systems. With a workforce of approximately 36 employees, ESE Group has established itself as a provider of comprehensive energy solutions, including battery systems and energy management services. The company caters to a variety of sectors, including private individuals, industrial clients, and agriculture, across Belgium, France, and Luxembourg. ESE Group is involved in the entire lifecycle of solar energy systems, from installation to maintenance and monitoring, ensuring that clients receive tailored solutions to meet their specific energy challenges. Their commitment to quality is reflected in their use of high-quality materials and their focus on customer service. ESE Group is also recognized as an accredited installer and is a member of SolarPowerPartners, further solidifying their role in the solar energy sector.

9. 7C Solarparken Belgium

• Website: 7csolarparken.eu
• Ownership type: Private
• Headquarters: Ghent, Flanders, Belgium
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: enervest-belgium

7C Solarparken Belgium is a private solar energy company based in Ghent, Flanders, Belgium. Founded in 2008, the company specializes in the development, investment, and management of solar panel installations across the country. With a workforce of 11 to 50 employees, 7C Solarparken Belgium aims to provide industrial clients with substantial reductions in their electricity costs through tailored on-site solar energy solutions and Power Purchase Agreements. The company has established a portfolio that includes 42 MWP capacity in Belgium, showcasing its ability to execute projects effectively. Their operations are supported by a strong foundation of expertise gained from their parent company, 7C Solarparken AG, which has a broader portfolio of 420 MWP across Europe. This experience allows them to offer competitive pricing and innovative financing options, enhancing energy efficiency for their customers.

10. Orka

• Website: orka-power.com
• Ownership type: Private
• Headquarters: Melle, Flanders, Belgium
• Founded year: 2009
• Headcount: 1-10
• LinkedIn: orka

Orka, founded in 2009 and based in Melle, Flanders, Belgium, is a private company dedicated to renewable energy, particularly solar energy solutions. The firm specializes in the production of renewable energy and the implementation of energy-saving projects tailored for businesses and government entities. Orka offers a comprehensive range of services, including the installation and maintenance of photovoltaic solar panels. They have successfully completed over 30 large-scale solar energy projects across Flanders and Brussels, utilizing a total rooftop area exceeding 650,000 square meters and installing more than 140,000 solar panels. This collective effort generates approximately 34.3 megawatts of power, equivalent to the annual electricity consumption of around 9,000 households. Orka's innovative approach includes a model where they finance the installation of solar panels on clients' rooftops, allowing businesses to benefit from reduced energy costs without upfront investment. Their commitment to sustainability is further evidenced by their energy-saving projects, which aim to minimize unnecessary energy consumption and CO2 emissions.

11. Eneco Wind Belgium S.A.

• Website: eneco.com
• Ownership type: Corporate
• Headquarters: Wavre, Wallonia, Belgium
• Employee distribution: Belgium 100%
• Latest funding: $4.5B, November 2019
• Founded year: 1995
• Headcount: 1-10
• LinkedIn: eneco-wind-belgium-s-a-

Eneco Wind Belgium S.A., based in Wavre, Wallonia, Belgium, is a corporate entity founded in 1995. The company is dedicated to providing sustainable energy solutions, focusing on renewable sources such as wind, solar, and heat. With a workforce of approximately 29 employees, Eneco is committed to facilitating the energy transition and promoting sustainable practices. Their ambitious goal of achieving climate neutrality by 2035 drives their investment in renewable energy projects, including solar energy initiatives like large solar roofs. Eneco actively engages in community projects and biodiversity initiatives, reflecting their commitment to not only energy production but also environmental stewardship. The company has received significant funding, amounting to approximately 4.5 billion euros, which supports their ongoing projects and sustainability efforts.

12. Solution By Sun (Belgique)

• Website: solutionbysun.eu
• Ownership type: Private
• Headquarters: Blegny, Wallonia, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: solution-by-sun

Solution By Sun (Belgique) is a private company based in Blegny, Wallonia, Belgium, founded in 2019. The firm specializes in solar energy solutions, focusing on the installation of photovoltaic solar panels. They serve both residential and commercial customers, providing a comprehensive service that includes everything from initial energy audits to the final installation and ongoing support. The company prides itself on its commitment to quality and customer satisfaction, ensuring that all installations comply with safety standards. With a dedicated team of experts, Solution By Sun aims to facilitate the transition to renewable energy, helping clients reduce their electricity costs while contributing to environmental sustainability. Their partnerships with reputable brands in the solar industry further enhance their service offerings, ensuring optimal performance and reliability of the solar systems they install.

13. Ensys

• Website: ensys.be
• Ownership type: Corporate
• Headquarters: Kapellen, Flanders, Belgium
• Employee distribution: Belgium 93%, Mozambique 7%
• Latest funding: February 2024
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: trieco

Ensys, based in Kapellen, Flanders, Belgium, is a renewable energy provider that specializes in solar panels, home batteries, air conditioning systems, heat pumps, and electric vehicle charging stations. Established in 2013, the company has built a reputation for helping both consumers and businesses transition to sustainable energy solutions. Ensys focuses on enhancing energy efficiency through personalized consultations and installations, ensuring that clients can effectively reduce their energy costs and environmental impact. With a team of over 40 experienced professionals, Ensys has successfully completed numerous projects, demonstrating their expertise in solar energy and related technologies. Their commitment to quality and customer satisfaction is reflected in their high ratings and positive reviews from clients.

14. EGS Projects | EGS Industry

• Website: egsprojects.be
• Ownership type: Private
• Headquarters: Maasmechelen, Flanders, Belgium
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: egs-projects

EGS Projects, founded in 2012 and based in Maasmechelen, Belgium, is a private company that specializes in renewable energy solutions. The firm focuses on solar panel installations, home battery systems, and electric vehicle charging stations, serving both individual consumers and businesses. EGS Projects aims to help clients reduce energy costs and achieve energy independence through customized installations and services. They operate throughout Belgium, ensuring that customers receive local support and expertise. The company prides itself on offering high-quality products, including solar panels developed and approved in Belgium, and provides comprehensive services from installation to maintenance. EGS Projects also emphasizes transparency and customer satisfaction, offering warranties on their installations and proactive monitoring to ensure optimal performance.

15. Ecotrading

• Website: ecotrading.be
• Ownership type: Private
• Headquarters: Tessenderlo, Flanders, Belgium
• Employee distribution: Italy 33%, Brazil 33%, Belgium 33%
• Founded year: 2010
• Headcount: 1-10
• LinkedIn: ecotradingbe

Ecotrading, based in Tessenderlo, Belgium, is a private company founded in 2010 that specializes in renewable energy solutions, with a strong emphasis on solar energy and heating systems. The company provides a variety of products designed to help both consumers and businesses transition to sustainable energy sources. Their offerings include photovoltaic (PV) systems, home batteries, solar carports, and infrared heating solutions. With a workforce of around 29 employees, Ecotrading operates not only in Belgium but also has a significant presence in Italy and Brazil, reflecting its international reach. The company prides itself on its partnerships with major manufacturers and European wholesalers, ensuring that they deliver high-quality products while minimizing costs for their customers. Ecotrading also emphasizes the importance of innovative solutions to help clients reduce energy expenses, showcasing their commitment to advancing renewable energy technologies.

16. Soltis

• Website: soltis.be
• Ownership type: Private
• Headquarters: Evere, Brussels, Belgium
• Employee distribution: Belgium 88%, United States (USA) 12%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: soltis

Soltis, based in Evere, Brussels, Belgium, is a private energy solutions provider that has been operational since 2008. The company focuses on renewable energy technologies, offering a range of products including photovoltaic panels, heat pumps, and energy efficiency solutions. Soltis caters to both residential and commercial clients, emphasizing the importance of reducing energy costs and enhancing sustainability through customized installations. With a team of 24 employees, they have successfully completed thousands of projects, showcasing their expertise in the field. Their services also include the installation of electric vehicle charging stations and energy-efficient LED lighting, further solidifying their role in promoting energy efficiency. Soltis is committed to supporting the transition to renewable energy, making them a relevant player in the solar energy industry.

17. Mars Solar

• Website: marssolar.be
• Ownership type: Private
• Headquarters: Ghent, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2020
• Headcount: 51-200
• LinkedIn: mars-solar-be

Mars Solar, based in Ghent, Belgium, is a private company specializing in renewable energy solutions with a strong emphasis on solar energy. Founded in 2020, the company has quickly established itself by offering a range of products and services, including solar panels, home batteries, heat pumps, and electric vehicle charging stations. Mars Solar aims to facilitate the transition to renewable energy for both consumers and businesses, helping them reduce energy costs and promote sustainability. With a workforce of 51-200 employees, the company has successfully completed over 2000 installations, showcasing its operational capabilities. Their commitment to quality is reflected in their use of Tier-1 solar panels and a 35-year warranty on installations, which underscores their focus on customer satisfaction and long-term reliability.

18. EGS Group

• Website: egsgroup.be
• Ownership type: Private
• Headquarters: Maasmechelen, Flanders, Belgium
• Employee distribution: Belgium 89%, Cote d'Ivoire (Ivory Coast) 11%
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: egs-projects

EGS Group, based in Maasmechelen, Flanders, Belgium, is a private renewable energy provider established in 2012. The company specializes in sustainable energy solutions, including solar panels, home batteries, and electric vehicle charging stations. EGS Group serves both individual consumers and businesses, assisting them in transitioning to renewable energy and optimizing their energy consumption. With a workforce of 28 employees, the company operates primarily in Belgium, with a small presence in Côte d'Ivoire. EGS Group has successfully completed numerous projects, boasting over 9,220 satisfied customers and generating approximately 52 million kWh of green energy each year. Their commitment to customer service and comprehensive project management from start to finish underscores their role in the renewable energy sector.

19. EnergyKing

• Website: energyking.be
• Ownership type: Private
• Headquarters: Herent, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2013
• Headcount: 11-50
• LinkedIn: energykingbelgium

EnergyKing, based in Herent, Flanders, Belgium, is a private company founded in 2013. With a workforce of around 54 employees, it operates primarily within the renewable energy sector. The company specializes in solar panels, heat pumps, air conditioning, and energy storage solutions. EnergyKing aims to assist both residential and commercial clients in reducing energy costs while promoting a shift towards sustainable energy sources. Their services include the installation and maintenance of energy systems, ensuring optimal performance and longevity. The company prides itself on its engineering expertise, with a team led by two engineers who design systems that convert sunlight into electricity and harness ambient heat for residential use. EnergyKing's mission is to make renewable energy accessible and affordable, reflecting their commitment to environmental sustainability and customer service.

20. IQ Solar BE

• Website: iq-solar.be
• Ownership type: Private
• Headquarters: Ghent, Flanders, Belgium
• Employee distribution: Belgium 89%, Spain 11%
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: iq-solar-be

IQ Solar BE, based in Ghent, Belgium, is a private company specializing in renewable energy solutions, particularly solar energy systems. Founded in 2020, the company has quickly established itself as a significant player in the solar market, focusing on both individual homeowners and businesses. IQ Solar offers a range of products, including solar panels, home batteries, and electric vehicle charging stations. Their services extend beyond installation; they provide comprehensive energy audits and tailored solutions to ensure optimal energy efficiency and customer satisfaction. With a team of 18 employees, the company has successfully completed over 3,000 installations, showcasing their growing presence in the renewable energy sector. Their commitment to quality is reflected in their choice of top brands and high-quality products, ensuring that clients receive reliable and effective energy solutions.

21. Green Energy 4 Seasons s.a.

• Website: ge4s.be
• Ownership type: Private
• Headquarters: Marche-En-Famenne, Wallonia, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: green-energy-4-seasons-s-a

Green Energy 4 Seasons s.a. is a private solar energy provider based in Marche-En-Famenne, Wallonia, Belgium. Established in 2008, the company specializes in photovoltaic installations, offering a comprehensive range of services that include the installation of solar panels, inverters, and monitoring systems. With a workforce of approximately 22 employees, they cater to both residential homeowners and businesses looking to reduce energy costs and invest in sustainable energy solutions. The company has successfully completed over 8,000 installations, totaling more than 180,000 solar panels and 12,000 inverters, which translates to a significant capacity of over 60,000 kWc. Green Energy 4 Seasons prides itself on its partnerships with top manufacturers, ensuring high-quality products for its clients. Their commitment to ecological initiatives, such as planting a tree for every solar panel installed, further underscores their dedication to environmental sustainability.

22. Opteco

• Website: opteco.be
• Ownership type: Private
• Headquarters: Zonhoven, Flanders, Belgium
• Employee distribution: Belgium 97%, Netherlands 3%
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: opteco

Opteco, founded in 2012 and based in Zonhoven, Flanders, Belgium, is a private company that specializes in renewable energy solutions. The firm focuses on solar panels, heat pumps, and home batteries, providing comprehensive services that include expert advice, installation, and management of energy systems. With a track record of over 45,000 installations, Opteco has built a solid reputation in the renewable energy sector. They serve both individual consumers and businesses, emphasizing sustainability and cost reduction in energy consumption. The company prides itself on innovation, quality, and customer service, ensuring that clients receive the best products tailored to their specific needs. Opteco's operational footprint is primarily in Belgium, with a small presence in the Netherlands, reflecting its regional focus in the renewable energy market.

23. Nethys

• Website: nethys.be
• Ownership type: Private
• Headquarters: Belgium
• Employee distribution: Belgium 100%
• Founded year: 2011
• Headcount: 1001-5000
• LinkedIn: nethys

Nethys is a Belgian private company founded in 2011, operating in the energy and telecommunications sectors. With a workforce of around 1,000 to 5,000 employees, Nethys aims to provide innovative solutions that enhance the well-being of public authorities and businesses. The company has a significant focus on renewable energy production, particularly through its subsidiary Nethys Energy, which is dedicated to developing efficient and sustainable energy infrastructures. Nethys has been involved in various renewable energy projects, including the installation of photovoltaic panels, showcasing its commitment to solar energy. Additionally, Nethys has engaged in hydroelectric solutions, further diversifying its renewable energy portfolio. The company serves as a partner for public entities and businesses, striving to create synergies and added value in the energy sector.

24. Futech BVBA

• Website: futech.be
• Ownership type: Private
• Headquarters: Tessenderlo, Flanders, Belgium
• Employee distribution: Belgium 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: futech-bvba

Futech BVBA, based in Tessenderlo, Belgium, is a private energy solutions provider that specializes in renewable energy technologies. Established in 2008, the company has built a reputation for its expertise in solar panel installation, battery storage systems, and heat pumps. Futech serves both residential and commercial customers, helping them to reduce energy costs and minimize their environmental impact through tailored energy solutions. The company emphasizes sustainability and efficiency in its operations, offering consultation and installation services designed to optimize energy use. Futech has also been recognized with several awards, highlighting its commitment to quality and innovation in the renewable energy sector.

25. Elparo

• Website: elparo.be
• Ownership type: Private
• Headquarters: Hamont-Achel, Flanders, Belgium
• Founded year: 2010
• Headcount: 11-50
• LinkedIn: elparo

Elparo, based in Hamont-Achel, Flanders, Belgium, is a private company founded in 2010. It specializes in renewable energy solutions, with a strong emphasis on solar energy. The company provides a range of products including solar panels, heat pumps, and home batteries, aimed at helping customers lower their energy expenses and minimize their environmental footprint. Elparo serves both individual consumers and businesses, offering installation and consultation services to promote sustainable energy practices. Their approach includes not only the sale of solar technology but also guidance through the entire process, from initial studies to installation and follow-up support. This comprehensive service model positions Elparo as a significant player in the renewable energy sector, particularly in the solar energy niche.

Solar Energy Insights: Key Companies in Belgium

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