A resident of Columbia, Maryland, Tim serves as the Administrator of the Office of Community Sustainability. Prior to joining the County in June 2023, he worked for nearly 30 years as a career diplomat, including nearly a decade with the U.S. Department of State’s Office of Global Change, where he was part of the team that concluded the landmark Paris Agreement on climate change in 2015. From 1994 to 2012, he focused on environmental and sustainable development issues in a variety of overseas postings and multiple assignments in the State Department’s Bureau of Oceans, Environment and Science. Prior to entering federal service, Tim worked as an environmental planner and project manager in Southern California for ten years, where he managed environmental impact assessments with private sector planning and engineering firms and with the Metropolitan Water District of Southern California. Tim holds a B.A. in Economics and an M.S. in Environmental Studies, both from California State University, Fullerton.
