Ariella Rosenberg Maron is the Deputy Commissioner for Energy Management at the NYC Department of Citywide Administrative Services. Prior to this role, she was the Deputy Director of the NYC Mayor’s Office of Long-Term Planning and Sustainability, the office responsible for the implementation of PlaNYC, the city’s long-term sustainability plan. She was part of the core team that developed PlaNYC, focusing on air and water quality, energy, and climate change. She has also worked as a senior project manager in the Energy Division of the New York City Economic Development Corporation, as an urban planner in the Bronx Office of the New York City Department of City Planning, and as an analyst at the energy, economic consulting firm PA Consulting Group (formerly PHB Hagler Bailly). Ariella currently teaches a course on sustainability indicators at the Pratt Institute. She received her Master in City Planning from MIT where she concentrated on environmental policy and urban design and focused her thesis research on mainstreaming green building in NYC. She received her undergraduate degree from the University of Pennsylvania.