About us

Holosolis contributes to the EU’s goal of local PV module production and curbing global warming. We will build the largest photovoltaic panel factory in Europe.

We are committed to manufacturing the most energy efficient modules using the latest photovoltaic technologies, with the lowest carbon footprint and highest social standards. Our state-of-the-art 5GWp factory will start production in 2025. Our production will contribute towards achieve the European Union’s stated goal of manufacturing 40 GW in Europe by 2030. We will produce 10 million PV panels per year equivalent to the energy needs of 1 million homes.

Holosolis will accelerate innovation across the entire photovoltaic value chain, from raw materials to recycling. Our products are designed for the following markets:

  • Residential rooftops
  • Industrial and commercial rooftops
  • Agrivoltaics
  • Utility scale


Holosolis was created by a European consortium of first-class global partners committed to Europe’s energy transition, re-industrialisation, and innovation

  • EIT InnoEnergy operates at the centre of the energy transition and is the leading innovation engine in sustainable energy, bringing the technology and skills required to accelerate the green deal and Europe’s decarbonisation goals.

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  • Groupe IDEC is a major player in the real estate sector, bringing together more than twenty companies with expertise in their fields. It operates in France and abroad to plan, develop, finance and provide innovative energy solutions, as well as to design and construct all types of buildings.

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  • TSE is an expert in photovoltaic and agrivoltaïc development and one of the major producers of solar energy in France.

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  • Heraeus unites various activities in the business platforms Metals & Recycling, Healthcare, Semiconductors & Electronics, as well as Industrial. Customers benefit from innovative technologies and solutions based on broad materials expertise and technological leadership.

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  • The group is the world leader in the design and manufacture of thermal transfer ribbons dedicated to printing variable traceability data on labels and flexible packaging.

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