Partners
- Audubon Pennsylvania
- Citizens' Climate Lobby
- Clean Air Council
- Climate and Urban Systems Partnership (CUSP)
- Da Vinci Art Alliance
- Fairmount Park Conservancy
- Fleisher Art Memorial
- Free Library of Philadelphia
- GDLoft
- goPhillygo
- Greater Philadelphia Cultural Alliance
- InLiquid
- Institute of Contemporary Art
- Kimmel Center for the Preforming Arts / Philadelphia International Festival of the Arts
- Let's Go Outdoors
- LightBox Film Center at The International House
- Parkway Centennial / Parkway Council Foundation
- PennEnviroment
- PennFuture
- Pennsylvania Academy of the Fine Arts
- Pennsylvania Intergrated Pest Management + The Franklin Institute
- Philadelphia Energy Authority
- Philadelphia Museum of Art (PMA)
- Philadelphia Water Department
- Philly Stewards
- Play on Philly
- Schuylkill Center for Environmental Education
- Schuylkill River Development Corporation
- The Rosenbach
- Tiny WPA
- University City Arts League
AiO Friends
Charter Patrons
- Farhad Asoudegan
- Judy and Gary Bard
- Barbara Salkin and Rob Bronstein
- Sophie and Ed Bronstein
- David and Nancy Colman
- Marlene and Lenny Dubin
- Rod MacNeil and Bill Grey
- Dan Kelley
- Scott and Danielle Kulicke
- Jim Donohue and Carol Mager
- David and Judith Mink
- Cintra and Buck Rodgers
- Marsha Weinraub and Stuart Schmidt
- Peggy and Perry Teillon
- Randy and Nancy Williams
- Charlie and Kate Zall