David Nemtzow is a highly accomplished leader in the energy sector with extensive experience in both the public and private sectors. He currently serves as the Director of the Building Technologies Office at the U.S. Department of Energy, where he manages programs that promote energy efficiency in buildings. His impressive background includes work as the Chief Policy Officer and Executive Vice President at Ice Energy, a clean energy startup company, and President of Alliance to Save Energy, a non-profit energy efficiency association.

Nemtzow has also served as the Director-General at the NSW Australia Department of Energy, Utilities, and Sustainability, where he ran a large state government energy and utility department. He has provided technical and policy advice to policymakers 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.

Throughout his career, Nemtzow has demonstrated exceptional leadership skills, building and managing teams to generate positive results in the energy and utilities marketplace and regulatory environment. He has published extensively in the field and speaks at conferences and events.