Executive Committee
Officers
- Chair: Diane Stark
- Vice Chair: Open
- Secretary: Christine Williamson
- Treasurer: Steven Hall
At Large
Group Representatives
- Northwest River Valleys: Steven Hall
- Chicago: Open
- Eagle View: Bill Davies
- Heart of Illinois: John Wosik
- Kaskaskia: Virginia Wojtkowski
- Northwest Cook County: Tom Borchard
- Piasa Palisades: Susan Murray
- Prairie: Alice Englebretsen
- River Prairie: Kathleen Fischer
- Sangamon Valley: Scott Allen
- Sauk-Calumet: Lois Lauer
- Shawnee: Carla Womack
- Valley of the Fox: Sandy Kaptain
- Woods & Wetlands: Doug Ower
Liaison to Sierra Club Board of Directors: Tony Fuller