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About the company

Startup or self-employed

Members type

38000 Grenoble, France

Company size

Yun Luo, Daniel Bajolet, Guy Chichignoud




Alliance member


Return of Silicon. Towards a circular economy for the Photovoltaic Industry.

RoSi, from Grenoble in France, offers complete solutions to recycle the most precious raw material in solar modules: highly pure PV-grade Silicon.

We are a very international, experienced and motivated team, willing to develop a truly circular Economy in the photovoltaic field, and to reduce by 30% the greenhouse gases emissions of the Photovoltaic Industry.

RoSi enhances the high quality Silicon contained in the industrial waste in order to bring it back to the PV production value chain – towards a truly circular economy for the PV Industry.


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