Maisie Sargent Auld

Maisie Sargent Auld is Associate Global Technical Director for Sustainability Measurement at Arcadis, specializing in sustainability measurement, decarbonization, and climate risk and resilience. She serves as a member of the Greenhouse Gas Protocol's Scope 3 Technical Working Group. With expertise in GHG accounting, strategy development, and target setting, Maisie supports organizations in estimating Scope 1, 2, and 3 emissions and developing pathways to achieve net zero and Science Based Targets. Previously, she led Edge Environment's Carbon and Climate Resilience team, successfully guiding companies including Frasers Property through the Science Based Targets process across property, infrastructure, telecommunications, and other sectors. As a Principal Environmental Economist, she has provided technical input to feasibility studies, cost-benefit analyses, and economic modeling. Maisie holds a master's in environmental economics, enabling her to comprehensively examine social, economic, and environmental impacts to support informed decision-making.