Grégoire Mercier is an accomplished commercial engineer with extensive experience in the scientific instrument sector, currently working at JEOL EUROPE since May 2024. Prior to this role, Grégoire held positions as a commercial engineer at TESCAN and Gatan Inc., focusing on advanced microscopy technologies, including SEM and STEM systems. Grégoire's earlier career includes significant contributions at Leica Microsystems LNT and Elexience, where responsibilities encompassed sales, demonstrations, and customer applications for electronic microscopy equipment. Grégoire began the professional journey in sales at SCHOTT, specializing in scientific instruments and laboratory consumables. Educational qualifications include a Bachelor's degree and a Licentiate degree in Biochemistry from Université Paris Cité, alongside a Licentiate degree in Sales, Distribution, and Marketing Operations from ESTBA.