Carol Werner
Executive Director


Carol Werner serves as Executive Director of the Environmental and Energy Study Institute in Washington, DC - a non-profit education and policy organization. EESI is dedicated to sustainable development, believing that a sound environment and a sound economy go hand-in-hand. Ms. Werner came to EESI in 1987 to establish its Energy & Climate Change Program. In 1998, she was named Executive Director. Ms. Werner has more than 35 years of public policy experience on energy and environmental issues. She has organized hundreds of Congressional briefings and many other types of forums, and has been a frequent speaker at many conferences and workshops on energy and environmental issues in EESI’s program areas.

Carol was an Advisory Member of the President’s Climate Action Project (PCAP) and a co-founder of the U.S. Climate Action Network and the Surface Transportation Policy Project. She served on the steering committee for the peer review of the Department of Energy's Bioenergy R&D Program, the Environmental Advisory Committee of the Business Council for Sustainable Energy, the Policy Committee of the American Solar Energy Society, and the editorial board of BioCycle Magazine.

She currently serves on the board of the National Center for Appropriate Technology, the Steering Committee of the Sustainable Energy Coalition, the board of the NASEO Institute, the Advisory Board of Planet Forward at George Washington University, and the Advisory Board of the President’s Climate Action Project (PCAP), among others.

Always active in a number of coalitions, Ms. Werner started several. She was a co-founder of the U.S. Climate Action Network, the Surface Transportation Policy Project, and the Sustainable Energy Coalition. She served on the Policy Committee of the American Solar Energy Society and the editorial board of BioCycle Magazine. She was a member of the Department of Energy's State Energy Advisory Board for six years, served on the World Council of Churches Task Force on Climate Change, was a stakeholder in the DOE/USDA Bioenergy Initiative, and a member of DOE's Federal Advisory Committee on the Commercialization of Renewable Energy Technologies. She has participated in many international climate forums and worked with numerous embassies on climate issues over the years.


Before joining EESI, Ms. Werner served as the legislative director of the Northeast-Midwest Congressional Coalition, the legislative representative for the National Consumer Law Center, and as a legislative assistant to Rep. Neal Smith (D–IA).

Graduating from Morningside College in Sioux City, Iowa, Carol then pursued graduate work in Eastern European History at George Washington University.


John-Michael Cross
Policy Associate


John-Michael is the project manager of EESI’s on-bill financing initiative to improve the energy efficiency of homes served by rural electric cooperatives and public utilities. He also works on transportation and climate policy issues, with a particular interest in short-lived climate pollutants. Prior to joining EESI in 2011, John-Michael served as Research Director of the Climate Institute. He holds a graduate degree in climate science and policy from Columbia University and an undergraduate degree in public health from Johns Hopkins University.


Jonathan Herz
Policy Fellow


Jonathan is developing and promoting policies to incorporate sustainable and healthy practices in the built environment. He recently oversaw real property strategy and policy for the U.S. Department of Health and Human Services. Prior to joining HHS, he researched and promoted sustainable development and high-performance building policy at the U.S. General Services Administration, where he had previously served as a Project Executive and architect for major design and construction projects. He has been featured at numerous conferences, including those of the US Green Building Council and the American Public Health Association. Jonathan has a BS in architecture from the University of Virginia and a Master of Architecture from the University of California, Berkeley. He is a registered architect and a Fellow of the American Institute of Architects.


Amaury Laporte
Communications Director


Amaury is in charge of communications for EESI, including media relations, social media, and maintaining this website. He is also responsible for briefing logistics and outreach. Amaury honed his skills at the French Embassy before joining EESI to focus on clean energy, a long-standing interest of his. Born and raised in Washington D.C., Amaury holds an MA in Strategic Management from the University of Nottingham and is a graduate of the Institut d’Etudes Politiques in Paris.


Richard Nunno
Policy Fellow


Richard recently completed a federal government career in telecommunications regulation at the Federal Communications Commission, and had also previously worked for the Congressional Research Service as a technology policy analyst in information technology issues. Richard has had a longstanding interest in environmental and energy related issues, and is now looking to encourage the adoption of sustainable energy sources and efficient systems by informing Congress and the public on the ongoing technological developments, research results, and other projects within federal, state, local and international arenas. He has a BS in physics from the University of Connecticut and an MA in public policy from George Washington University.



Daniel O'Brien
Operations Associate


Daniel assists EESI’s policy team on day-to-day operations, manages the internship program, and coordinates EESI’s board meetings, special events, and briefings. Daniel also manages EESI’s state and local charitable registrations and coordinates the Combined Federal Campaign (CFC) outreach for each campaign season. Daniel holds a BS in Industrial and Labor Relations from Cornell University and brings over nine years of operations experience to EESI. His passion for environmental sustainability comes from growing up in the scenic Hudson Valley of New York, which remains his favorite place to sail, bike, or hike.


David Robison
Director of Finance and Administration


David works collaboratively with EESI staff and the Board of Directors to ensure that the organization is financially strong, accountable, and operationally efficient as it fulfills its mission. During his tenure at EESI, he has led the development of a Policy for Socially Responsible Investment (including fossil-free retirement investment options), helped lead the website redesign and development project, and organized the adoption of a Theory of Change framework to maximize long-term impact. David brings more than 14 years of experience leading not-for-profit finance, operations and strategy, including setting up the financial and HR infrastructure for Food and Water Watch. He holds a Master of Business Administration as well as a music degree from East Carolina University.


Ellen Vaughan
Policy Director, Sustainable Buildings


Ellen leads EESI’s High Performance Green Building Initiative, which she originally launched. She develops and promotes policies that maximize the use of energy efficiency, renewable energy, and sustainable materials in buildings. Ellen has more than 25 years of experience on building-related policy issues, having previously worked for Steven Winter Associates, a research, design and consulting firm for high-performance buildings, and for the Air Conditioning Contractors of America. She has participated on National Academy panels, testified before the U.S. Congress, and authored or coauthored a number of significant articles on buildings and energy, including “Beyond Green: High Performance Buildings,” and “Advancing a Blueprint for High-Performance Homes.”


Susan Williams
Director of Development


Susan leads EESI’s fundraising. She collaborates with the Executive Director, Board of Directors, other staff, and donors to enhance organizational sustainability and communications. Susan brings significant experience in development for energy and environmental issues, having previously worked at Conservation International and Green Empowerment. She has also worked in consulting on climate change and other environmental issues. She brings a passion for working to help solve climate change. Susan holds a master’s degree from the Fletcher School of Law and Diplomacy at Tufts University, with a concentration in international environment and resource policy.


Miguel Yanez
Program Associate


Miguel is a project associate for EESI’s on-bill financing initiative to improve the energy efficiency of homes served by rural electric cooperatives and public utilities. Prior to joining EESI in 2014, Miguel served as a Market Research Analyst for Abengoa Solar in Washington, DC. He holds a graduate degree in Urban Policy Analysis and Management from the New School University in New York City, and an undergraduate degree in Geography and Urban Planning from the Complutense University in Madrid, Spain.