Marshall is an international expert in policies and technologies to improve the energy and carbon performance of buildings and communities, with over a dozen years of experience in the for-profit, government, and non-profit sectors. Prior to starting his current role with IMT in April 2023, he worked as a consultant at the deep green engineering firm Introba, where he managed cutting-edge decarbonization plans and policies for over 20 cities and 15 institutions across North America. He has also worked for the District of Columbia Department of Energy & Environment (DOEE), where he built and ran one of the first benchmarking and disclosure programs in the U.S.
Marshall is a key contributor to the first building performance standard programs in both the U.S. and Canada, as Co-Chair of Washington, DC’s Building Energy Performance Standards Task Force, and a member of the City of Vancouver’s Carbon Pollution Limits Technical Advisory Committee. Marshall holds a Master’s of Environmental Management degree from the Yale School of the Environment, and Bachelor’s degree in Political Science and Computer Science from Oberlin College. He is proudly born and raised in Washington, D.C.
