Zach Greene
Clean Energy Manager, U.S. Energy Program

Zach Greene is Clean Energy Manager in the U.S. Energy program. He supports local governments and large energy buyers in achieving their clean energy and climate goals. This includes leading cohorts on innovative clean energy procurement strategies, advising coalitions engaging on wholesale market issues, and advancing low-income community solar opportunities.
Prior to joining WRI, Zach served as Climate Advisor to the City of Philadelphia through the Bloomberg American Cities Climate Challenge. In this role, he supported the City’s Office of Sustainability in developing and implementing initiatives to reduce carbon emissions in the buildings and transportation sectors.
Zach has an extensive background in clean energy and local government. He was Program Director at The Solar Foundation for SolSmart, a solar designation and technical assistance program for cities and counties funded by the U.S. Department of Energy. Additionally, he served as Director of Communications for former mayor of Austin, Texas, Lee Leffingwell.
Zach holds a Master of Public Affairs from The Lyndon B. Johnson School of Public Affairs at the University of Texas at Austin, and two Bachelor of Arts degrees from The American University.
He lives in Philadelphia, and in his free time, Zach likes to read books in his local park and ride transit around the city.
Insights
Research
Projects
Clean Energy
Visit ProjectWorking with electricity customers, cities, regulators and utilities to drive the transition to a low-carbon grid.
Part of EnergyPower System Reform
Visit ProjectEngaging with wholesale market operators, utilities, developers, electricity customers and other key actors to strengthen and modernize the U.S. power system
Part of EnergyEquitable Clean Energy for Communities
Visit ProjectWorking to expand clean energy access to all communities, especially those who are climate-vulnerable and have historically had the least access to the benefits of clean energy due to systemic inequities.
Part of EnergyLocal and State Clean Energy Programs
Visit ProjectWRI provides technical assistance and support at the state, local and tribal level to help public agencies and communities in the U.S. advance their clean energy and equity goals.
Part of Energy