NORTHWEST            

Middle Rock Conservation Partners
The Prairie Enthusiasts
Prairie Preservation Society of Ogle County
Natural Land Institute
Jane Addamsland Park Foundation
Jo Daviess Conservation Foundation
Franklin Creek Conservation Association
Northwest Illinois Audubon Society
Prairie Preservation Society of Ogle County

NORTHEAST

The Land Conservancy of McHenry County
The Conservation Foundation
Sugar Grove Foundation
Openlands
Lake Forest Open Lands Association
Lake Bluff Openlands Association
Barrington Area Conservation Trust
Citizens for Conservation
Land Conservancy of Lake County
NeighborSpace
Friends of the Kankakee

CENTRAL WEST

Sangamon Conservancy Trust
Prairie Land Conservancy
Macon County Conservation Foundation
Great Rivers Land Trust
Friends of Sangamon Valley

CENTRAL EAST

ParkLands Foundation
Land Conservation Foundation
Grand Prairie Friends
Heartland Pathways
Prairielands Preservation Foundation
Prairie Lands Foundation

SOUTHWEST 

Heartlands Conservancy
Green Earth, Inc.
CLIFFTOP
St. Clair County Greenspace Foundation
Karst Conservancy of Illinois

Statewide Areas of Operation:

Ducks Unlimited
Illinois Audubon Society
Pheasants Forever/Quails Forever
The Nature Conservancy of Illinois