Rebecca Isacowitz is the Deputy Chief of Staff for DOE's Office of Energy Efficiency and Renewable Energy (EERE). She comes with over a decade of private sector, nonprofit, and government experience in the energy efficiency and renewable energy sector. She previously served as Deputy Secretary for Energy & Environment with the Executive Chamber for the State of New York, where she supported the tactical development and operationalization of the State’s 14 energy and environmental agencies, and advanced Corporate Strategy initiates with the New York Power Authority in a directorship role. Rebecca also served in various government roles for the City of New York, most recently as Deputy Assistant Commissioner for the Department of Citywide Administrative Services’ Division of Energy Management. In that role she created and executed crosscutting projects to meet citywide goals on greenhouse gas emissions across 80+ city agency partners in 250M+ sq. ft. While with the City Parks Department she wrote and implemented energy, climate, resiliency, and emergency action plans for vulnerable areas across New York City, post Superstorm Sandy. Prior to her time in government, she held various positions as a Sustainability and Energy Consultant, Analyst in the Wind Industry, and worked for the National Audubon Society.

Rebecca holds a Bachelor of Arts in International Relations and Spanish from Lehigh University.