2007 – Yann joins Berger-Levrault as management Controller
2010 – Because of his success and potential, he is promoted to Director Child Business Unit
2012 – He is tapped to work in two additional businesses: Technical Departments and Public Procurement
Since 2015 – Yann is Director Median Market Department France; he manages a 200-person team who fosters customer loyalty daily by adapting to their new uses