In France, the solar energy industry has seen significant growth, recognized as a key player in the transition to sustainable energy. The sector's diversity is remarkable, with companies ranging from producers of solar panels to those offering innovative solutions like solar pergolas. The market dynamics indicate a clear trend towards harnessing renewable energy with an increasing demand for solar installations, both for domestic use and industrial applications. The future of the industry is bright, aiming to make France a greener country.


Top 19 solar energy companies in France

1. Edf Enr

  • Website: edfenr.com
  • Headquarters: Limonest, Auvergne-Rhône-Alpes, France
  • Founded: 2007
  • Headcount: 501-1000
  • LinkedIn

EDF ENR is a company that helps professionals, including farmers, local authorities, and industrialists, transition to clean energy through the installation of photovoltaic solar panels. They offer a range of services from online simulations for homeowners to the installation, maintenance, and troubleshooting of solar energy systems. With certified technicians across France, EDF ENR provides expert guidance at every stage of the solar project. Their commitment to responsible energy transition makes them a trusted partner in the photovoltaic industry.


2. EDF ENR PWT (Photowatt)

  • Website: photowatt.com
  • Headquarters: Bourgoin-Jallieu, Auvergne-Rhône-Alpes, France
  • Founded: 1979
  • Headcount: 201-500
  • LinkedIn

Photowatt is a French manufacturer of photovoltaic panels and a subsidiary of the EDF group. With over 40 years of experience, Photowatt is a low carbon footprint leader and a pioneer in the solar industry. The company has sold 600 MWp of installed capacity, equivalent to over 4 million photovoltaic modules.


3. O2 Toit

  • Website: o2toit.fr
  • Headquarters: Aix-En-Provence, Provence-Alpes-Côte D’Azur, France
  • Founded: 2015
  • Headcount: 51-200
  • LinkedIn

O2 TOIT is a company that offers 2-in-1 solutions with solar pergolas and carports. They provide a new outdoor space while also producing solar energy, allowing customers to save on their electricity bills.


4. Irisolaris

  • Website: irisolaris.com
  • Headquarters: Rousset, Provence-Alpes-Côte D’Azur, France
  • Founded: 2009
  • Headcount: 51-200
  • LinkedIn

Irisolaris is a company that specializes in the development and installation of photovoltaic systems. They offer a range of solutions including solar panels for roofs, warehouses, and greenhouses. With years of experience in the industry, Irisolaris is committed to promoting the transition to renewable energy.


5. Cozynergy

  • Website: cozynergy.com
  • Headquarters: Toulouse, Occitanie, France
  • Founded: 2013
  • Headcount: 51-200
  • Latest funding type: Series Unknown
  • LinkedIn

Cozynergy is a company that specializes in providing customized energy renovation solutions for homes. They offer services such as installation of solar panels, heat pumps, and insulation, aiming to improve energy efficiency and comfort. With a team of trusted professionals, Cozynergy guides customers through the entire process, ensuring high-quality work and customer satisfaction.


6. Installation Solaire / Cap Sud

  • Website: groupe-capsud.com
  • Headquarters: Saint-Quentin-Fallavier, Rhone-Alpes, France
  • Founded: 2006
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Groupe Capsud is a company specializing in solar energy solutions. They provide services such as construction of solar hangars, solar panel installations, and maintenance services. With expertise in agricultural solar construction, they offer innovative and sustainable solutions to their clients.


7. Solewa

  • Website: solewa.com
  • Headquarters: Rouillon, Pays De La Loire, France
  • Founded: 2006
  • Headcount: 51-200
  • LinkedIn

SOLEWA is a company specialized in installation, maintenance, and cleaning of solar energy systems. We offer services to a wide range of clients including farmers, industrial businesses, communities, investors, architects, and developers. Our team is committed to providing high-quality solutions that harness the power of the sun. With a strong focus on customer satisfaction and industry expertise, we strive to be a leader in the solar energy sector.


8. Finergreen

Finergreen is a financial advisory boutique specializing in renewable energy. They offer a full range of financial services for renewables, including project finance, mergers and acquisitions, and strategic advisory. With a multicultural and deal-making oriented team, Finergreen works worldwide to help clients navigate the renewable energy market.


9. Sys EnR

  • Website: sysenr.com
  • Headquarters: Grigny, Île-De-France, France
  • Founded: 2007
  • Headcount: 51-200
  • LinkedIn

Sys EnR is a company that specializes in the development and installation of solar power systems for businesses and organizations. With a team of dedicated professionals, they provide comprehensive services from project planning to maintenance and operation. The company holds certifications in quality management and environmental standards, ensuring their commitment to sustainable construction and renewable energy. Sys EnR aims to support the transition to clean energy production and offers expertise in solar photovoltaic and thermal technology.


10. Isowatt

  • Website: isowatt.fr
  • Headquarters: Dardilly, Auvergne-Rhône-Alpes, France
  • Founded: 2007
  • Headcount: 11-50
  • LinkedIn

Isowatt is a renovation energy company with 15 years of expertise in the field. They offer innovative solutions for energy renovation, including insulation, heating systems, and solar panels. They also provide services for roof and facade treatments. Isowatt aims to help customers transition to energy-efficient solutions.


11. IZI by EDF

  • Website: izi-by-edf.fr
  • Headquarters: Courbevoie, Île-De-France, France
  • Founded: 2019
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

IZI by EDF is a company that offers renovation and energy efficiency services. They provide a range of services including electrical and heating system upgrades, insulation installation, window replacement, emergency repairs, and electric vehicle charging station installation.


12. Van Marcke France

  • Website: vanmarcke.fr
  • Headquarters: Marcq En Baroeul, France
  • Founded: 1929
  • Headcount: 1001-5000
  • LinkedIn

Van Marcke France offers sustainable heating solutions such as renewable energy systems, heat pumps, solar panels, and more. They also offer maintenance and repair services for heating, cooling, and water softening systems.


13. Chauffage Services

Chauffage Services is a company that specializes in heating and plumbing services. They offer a range of services including installation, maintenance, and repair of high-performance energy-efficient boilers, biomass boilers, heat pumps, air conditioning systems, and water heaters. They also provide ventilation solutions and solar panels. Their mission is to improve the comfort and well-being of their customers by delivering reliable and efficient heating and plumbing solutions.


14. Comwatt

  • Website: comwatt.com
  • Headquarters: Montpellier, Occitanie, France
  • Founded: 2013
  • Headcount: 11-50
  • Latest funding type: Series Unknown
  • LinkedIn

Comwatt is a leading manufacturer of intelligent energy self-consumption solutions. They offer simulation reports, solar panel maintenance services, and energy management software. Their products help individuals, businesses, and communities optimize their energy usage, reduce waste, and save money on electricity bills.


15. Enersteel

Enersteel is a company based in La Rochelle, France, specializing in the manufacturing and installation of metal structures. With a focus on innovation and performance, they offer a range of products including conveyors and solar panel mounting systems. Their integrated engineering department ensures high-quality designs and adherence to industry standards. Enersteel is known for their technical expertise and strong reputation within the market.


16. Reservoir Sun

  • Website: reservoirsun.com
  • Headquarters: Marseille, Provence-Alpes-Côte D’Azur, France
  • Founded: 2018
  • Headcount: 11-50
  • LinkedIn

Reservoir Sun is a leading provider of solar energy solutions for enterprises and municipalities. They offer innovative solar panel systems such as solar canopies, rooftop installations, and ground-mounted farms, along with energy storage solutions. Their aim is to help businesses and communities become active participants in the energy transition and achieve sustainability goals.


17. Sibel Energie

Sibel Energie is a company dedicated to helping individuals in France achieve their energy transition. Their main goal is to assist customers in saving energy and equipping their homes with renewable energy solutions for heating, electricity, and hot water. They offer personalized studies and a range of energy solutions, including photovoltaic systems, heat pumps, and thermodynamic water heaters.


18. Greenplanet France

GreenPlanet is a company that offers energy-efficient solutions for residential properties. They specialize in providing services for insulation, ventilation, heating, and renewable energy systems. Their goal is to help customers reduce energy consumption and save on utility bills.


19. Isosud

  • Website: iso-sud.fr
  • Headquarters: Aussillon, Occitanie, France
  • Founded: 2016
  • Headcount: 51-200
  • LinkedIn

ISOSUD is a company specializing in optimizing and renovating energy for homes. They offer various services including installation and maintenance of air-to-water heat pumps, air-to-air heat pumps, water heaters, photovoltaic systems, and ventilation. They prioritize energy efficiency and have a commitment to excellent customer service.


Want to find more solar energy companies?


If you want to find more companies that offer a plethora of solutions including domestic and industrial solar installations you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


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...and a lot more!