Environment
- Advocates of the Winfield Riverwalk
- Army Trail Elementary School
- Bartlett Park District
- Benedictine University
- Bensenville Park District
- Churchville Middle School/Elmhurst District 205
- Clarendon Hills Park District
- College of DuPage Foundation
- Conservation Research Institute
- Cosley Zoo/Cosley Foundation
- District 181 Foundation
- Downers Grove Park District
- DuPage Habitat for Humanity
- Earth Action Network, Glenbard South High School
- Elmhurst University
- Fermilab Natural Areas
- Forest Preserve District of DuPage County
- Glen Ellyn Park District
- Keep DuPage Beautiful, Inc.
- Maple Street Chapel Preservation Society
- Morton Arboretum
- Naper Settlement
- Naperville Area Recycling Center
- Naperville Park District
- Northwestern Memorial Foundation - Marianjoy
- Oakbrook Terrace Community Park District
- Partnership for Education Progress
- Salt Creek Watershed Network
- SCARCE
- SCITECH
- Spring Brook Nature Center
- Tate Woods Elementary School
- The Conservation Foundation
- The DuPage Environmental Awareness Center
- The Wetlands Initiative
- Three Fires Council, Boy Scouts of America
- Village of Glen Ellyn
- Waubonsie Valley High School
- Wheaton North High School
- Wheaton Park District
- Wheaton Warrenville South High School
- Willowbrook Wildlife Center
- Winfield Park District
- Wood Dale Public Library District
