Antoine Chatelain

Antoine Chatelain is the CEO and co-founder of Wecasa. Antoine previously served as the deputy CEO of Effy following the acquisition of QuelleEnergie by Effy. At QuelleEnergie, they were responsible for the development of the web businesses, which achieved a 20M€ turnover, 1M monthly visits, and 80 employees. Antoine also co-founded and developed QuelleAutomobile, which was sold to L'Argus Group in 2014. Prior to their work at QuelleEnergie, Chatelain worked as an engineer on the Cyprus Airport Project.

Antoine Chatelain is currently an engineer at CentraleSupélec, with a focus on energy, environment, and entrepreneurship. Antoine has a bachelor's degree in prep engineering from Lycée Saint-Louis.

Some direct reports include Manon Silvain - Head of People, Rahul Kulkarni - Head of Product, and Carlos Ferrer - Head of International Expansion.