Didier has held different positions in French banking and administration with the French Ministry of Industry. Twenty-five years ago, he founded an advisory firm assisting business and family-owned groups. He sits on Boards of Directors and Investment Committees of charitable and artistic (music) organisations, and on Foundation Boards.
He joined the Halisol Group in 2017 as Director and Partner for the investment and management entities.
He holds a PhD in Economics from the University of Paris I Panthéon-Sorbonne. His thesis was focused on financial crises.