Alex Fitzsimmons is a Senior Director at ClearPath. In this role, Alex works across ClearPath’s clean energy technology portfolio, with a focus on energy storage, renewable energy, advanced manufacturing, and critical minerals. Previously, Alex served as Deputy Assistant Secretary for Energy Efficiency at the U.S. Department of Energy. In this role, Alex led a $1.1 billion R&D portfolio that included advanced manufacturing, building technologies, federal energy management, and intergovernmental partnerships. Prior to that, Alex served as Chief of Staff for DOE’s Office of Energy Efficiency and Renewable Energy, where he led strategic planning, policy, and communications across a broad clean energy portfolio.