A DESMA graduate, he has 30 years' experience in purchasing. After working as a purchasing manager, in 2015 he set up YLCCONSEIL, a consultancy specialising in responsible purchasing, which helps companies to develop their solidarity purchases from the disability sector, obtain the RFAR Label and carry out their carbon footprint. A member of the Brittany regional steering committee of the Conseil national des achats, he regularly runs workshops on responsible purchasing. A CSR auditor, he also teaches responsible purchasing at Paris-Saclay University.