Zachary Dufresne
Executive Director

Zack Dufresne joins NYSEIA with a background in renewable energy policy & market analysis and trade association management in his role as Executive Director.


Prior to joining NYSEIA, Zack performed in-depth clean energy policy analysis and contributed to energy market forecasting for distributed energy resources in various states across the Northeast U.S. as Principal Analyst at Sustainable Energy Advantage, LLC (SEA). He also brings expertise from his role as Director of Membership Services at the Alliance for Clean Energy New York (ACE NY), where he worked extensively with renewable energy developers and environmental advocates to track and shape policy to support the rapid growth of renewable energy in New York State.


Zack has a B.A. in Political Science from University at Albany with a minor in Sustainability and is pursuing a M.P.A. in Environmental Policy at Rockefeller College of Public Affairs and Policy.

  • Zachary Dufresne, LinkedIn
Evan O'Neil
Director of Operations

Evan O’Neil brings over a decade of communications and nonprofit experience to his role as Director of Operations for NYSEIA.


He recently led sustainability communications for Sombra Mezcal, a 1% for the Planet company. Evan secured media coverage, built marketing and branding relationships, and planned events with environmental organizations around the country to communicate the ecologically modern production methods at Sombra. Previously, Evan was editor of Policy Innovations magazine for Carnegie Council, a publication dedicated to telling the stories of innovative social entrepreneurs, academics, nonprofits, and policymakers around the world.


Evan has experience with government relations through his work in the election sector, researching policies for voting machine security as well as serving as a community board member and poll worker in Queens. He is also a board member of Climate Ride, a nonprofit that produces inspiring charitable outdoor adventures to fund climate change advocacy, wildlife conservation, sustainable transportation, and clean energy adoption across the United States.

Evan has a bachelor's degree in philosophy from Duquesne University in Pittsburgh, PA.

  • Evan O'Neil, LinkedIn
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Jonathan Cohen
Policy Director

Jonathan Cohen joined NYSEIA as Policy Director in May 2022. He has worked in the solar industry since 2014 and most recently served as Government Liaison for SUNation Solar Systems on Long Island. Prior to that, he served as the Long Island Community Programs manager for Level Solar. Jonathan brings 25 years of public policy advocacy experience to his role at NYSEIA, and has served his community as a civic leader for his entire adult life, including as an Executive Board member of the Manorville Chamber of Commerce. Prior to his career in the solar industry, Jonathan worked in the medical field for 17 years, including as District EMS Supervisor at Mastic Beach Ambulance. He resides in Manorville, NY with his wife Carolyn, daughter Emma, and son Zachary.

  • Jonathan Cohen, LinkedIn
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Dhruv Patel
Policy Manager, Solar Interconnection

Dhruv Patel is Solar Interconnection Policy Manager for NYSEIA. In this role, Dhruv leads initiatives to advance DER interconnection policy on behalf of New York’s DER industries in conjunction with stakeholders including electric utilities and state agencies.


Dhruv joins NYSEIA with a background in energy management, interconnection, solar PV system design, engineering, and research. Prior to NYSEIA, Dhruv worked as a PV System Design Engineer at Sunrun, a leading residential solar and storage firm, where his responsibilities included design, engineering, interconnection, and integration of rooftop solar and energy storage systems.


Dhruv holds a Master’s of Science degree in energy management from the New York Institute of Technology and a Bachelor’s degree in chemical engineering from Sardar Vallabhbhai National Institute of Technology.

  • Dhruv Patel, LinkedIn