Any dispute relating to the existence, interpretation, performance or termination of the contract between the Seller and the Customer, even where there are several defendants, will, failing an amicable agreement, fall under the exclusive jurisdiction of the French courts.
However, it is also possible to use a mediator.
Here are the mediator’s details:
Website: https://www.mediateurfevad.fr/
Postal address: Médiateur de la consommation FEVAD – BP 20015 – 75362 PARIS CEDEX 8, France