Libby Zemaitis is the Director for Resilience Programs and Policy at the Center for Climate and Energy Solutions (C2ES). Zemaitis leads the Climate Resilient Communities Accelerator, aligning communities and activating the private sector around coordinated regional impact through focused convenings, business engagement, and policy analysis. She also oversees U.S. resilience partnership and policy efforts in coordination with C2ES’s global corporate resilience program. 

With over 18 years of experience in climate resilience, energy, and sustainable business, Zemaitis most recently led the climate program for a partnership between Cornell University and the NYS Department of Environmental Conservation, convening regional resilience networks, funding applied research, and leading state policy efforts via the state’s Climate Act and Climate Smart Communities program. Prior to that, Zemaitis co-founded a design-tech startup for modular housing, consulted companies on sustainable marketing and trade strategies, and managed early-stage clean energy partnerships.

Zemaitis holds an M.B.A. in Sustainable Business and Strategic Management and an M.S. in Climate Science & Policy from Bard College and a B.A. in Geology from Vassar College.