• Energy Justice Network
• Greenwatch USA
• Student Environmental Action Coalition (SEAC) - Youth Power Shift Campaign

State-wide

• ACTION Center, Inc.
• Green Party of Pennsylvania
• PennEnvironment
• Pennsylvania Citizen Action Network
• Pennsylvania Environmental Network
• Pennsylvanians for Responsible Agriculture
• Sierra Club - Pennsylvania Chapter

• Alliance for a Clean Environment (ACE)
• Alliance for a Globally Sustainable Healthy Environment (AGSHEN)
• Army for a Clean Environment (ACE)
• Bryn Mawr College Greens
• Bucks County Greens
• Citizen Power
• Citizen's Action for a Safe Environment (CASE)
• Coalition Against the Incinerator
• Eastern University's Sustainable Peace Initiative
• EFMR Monitoring Network
• Environmental Action Committee
• Green Party of Delaware County
• Green Party of Philadelphia
• Group Against Smog and Pollution (GASP)
• Jefferson Action Group, Inc.
• Northwest (Philadelphia) Greens
• Penn Environmental Group
• Swarthmore College Earthlust
• Three Mile Island Alert
• York County Greens