David Nemtzow is the Senior Advisor at the U.S. Department of Energy (DOE). He has successfully run a large State government energy, water and utility department, a prominent non-profit energy efficiency association, and an energy and utility consulting practice; he has been on the executive team of a clean energy startup company and served as a senior Congressional aide. He has provided technical and policy advice to policy makers and regulators; forged partnerships and coalitions, advanced legislation and programs; and communicated complex energy issues to corporate CEOs, energy professionals, community leaders, senior government officials and the public. Inside organizations he has provided leadership, management and fundraising – building teams and generating results. In both the public and private sectors, he has brought together business, government, experts, advocates and others to improve the energy and utilities marketplace and regulatory environment. He has published and speaks extensively in the field. 
David has served on numerous governmental advisory committees and the boards of energy associations and organizations. He has published and speaks regularly in the field.

He earned a master's degree from Harvard University in public policy and a bachelor's from Brown University in environmental policy.