Duncan co-founded Calyx Global with his business partner Donna Lee in 2021 to pursue the mission of providing transparency that helps improve the climate and sustainability impact of carbon markets. To achieve this, Calyx Global provides independent, evidence-based ratings and research to buyers and users of carbon credits on the quality of carbon credits.
Before this, Duncan established Shell’s nature-based solutions business in 2017 and led its growth into one of the top players in the global voluntary carbon markets. He has over 20 years of experience in business development, executive leadership, strategy, and policy in the energy and policy with McKinsey & Company and Shell.
Duncan holds an M.Sc. in Economics from the University of Leuven (Belgium), as well as an MBA from Solvay Business School (Belgium) and Harvard Business School, where he graduated as a Baker Scholar.