A guarantee of origin is a document certifying that a certain volume of electricity is produced from renewable sources: hydraulic, solar, wind production capacities or cogenerations. 


Photovoltaics in solar power station

Buying guarantees of origins at Solvay Energy Services

Solvay Energy Services accompanies consumers who wish to integrate green electricity in their energy mix:


  • You can integrate guarantees of origin into your electric mix, whether Solvay Energy Services is your electricity supplier or not;
  • The purchase of guarantees of origins can be made at any time, in line with your needs, over a given consumption period;
  • You choose the volume of guarantees of origin that you wish to acquire in a flexible and transparent way;
  • You choose whether the guarantees of origin come from France or other European countries.