David Roy is an experienced engineering professional with a strong background in process engineering and management. Currently serving as Directeur de l'ingénierie at MABAREX since May 2023, David previously held the position of Senior Process Engineer at Loop Industries, where responsibilities included leading process engineering activities for a PET chemical recycling process. Notable past roles include Directeur de l'usine de valorisation at RPM eco and Process Engineering Manager at Tetra Tech Industries, demonstrating expertise in recycling operations and team leadership in engineering sectors. With a solid foundation in chemical engineering, holding both a Master's and Bachelor's degree from Polytechnique Montréal, David’s career encompasses significant contributions to process optimization, project management, and operational improvement across various companies including Shell, Pétromont SEC, and Basell.