David Redfern is the President of North America Aggregates and Construction Materials of Amrize, formerly Lafarge Canada’s Eastern Canada division. With 25 years of experience in the global building materials industry, he has worked across Canada and in more than 20 countries. Redfern now leads Amrize with a bold vision to decarbonize cities and deliver sustainable infrastructure at scale. His mission is rooted in building progress—for people and the planet—through innovation, collaboration, and a relentless focus on reducing carbon in the built environment.