Ms. Aimee Witteman

Aimee Witteman is Chief Impact Officer at the Urban Land Institute, where she leads the ULI Impact Lab — a cross-cutting portfolio that aligns research, capital, policy, and technical assistance to advance housing affordability, decarbonization, and resilient, healthy communities. She brings more than two decades of experience in philanthropy, nonprofit leadership, and public policy, including senior roles in government and at national climate and community development organizations, including the Department of Energy, Rewiring America, and the McKnight Foundation. Across her career, Aimee has focused on mobilizing capital and coalitions to deliver real-world systems change, from supporting clean energy market transformation to expanding equitable housing and infrastructure investment.