Who we are


ReWallonia brings together all the technology players in the renewable energy and energy efficiency sectors in Wallonia and Brussels.

The portal gives access to all mappings of the Walloon and Brussels actors of the following subsectors:

  • Biomass-energy
  • Green heat (Geothermal energy, heat pumps, solar thermal & residential biomass)
  • Wind energy
  • Photovoltaic
  • Smartgrids
  • Storage

In total, ReWallonia represent more than 400 organizations.

Thanks to a structured navigation and a search engine, it is very easy to identify and contact an organization.


ReWallonia is a reference in the sector of renewable energy, and has the ambition to contribute to the development of renewable energy, by acting on the supply (economic prosperity of our members) and on the demand (promotion of the sector).