The following foundations, agencies, businesses and organizations
444S Foundation
Paul Allen Forest Protection Foundation
Ammon Foundation
Arctic Landscape Conservation Cooperative
Blue Moon Fund
Brainerd Foundation
Bullitt Foundation
Margaret A. Cargill Foundation
Center for Biological Diversity
Liz Claiborne Art Ortenberg Foundation
Conservation Lands Foundation
Defenders of Wildlife
Dudley T. Dougherty Foundation
Willard L. Eccles Foundation
Endswell Foundation
ESRI Conservation Program
The Esther and Otto Seligmann Foundation
Foundation for Deep Ecology
Full Circle Foundation
Give to the Earth Foundation
Gordon and Betty Moore Foundation
William and Flora Hewlett Foundation
Holdfast Collective
Horne Family Foundation
Idaho Falls Zoo
International Elephant FoundationJeps Foundation
W. Alton Jones Foundation
Ken Sanders Rare Books
Kongsgaard-Goldman Foundation
Lazar Foundation
MakeWay Foundation
Max and Anna Levinson Foundation
Wendy P. McCaw Foundation
Ruth Mott Foundation
Natural Selection Trust
The Nature Conservancy
Northwest Boreal Landscape Conservation Cooperative
Overbrook Foundation
David and Lucile Packard Foundation
Palladium Foundation
Patagonia, Inc.
Peak Design
Peradam Foundation
Pew Charitable Trust
Philadelphia Zoo
Preservation Fund
Robert P Rotella Foundation
Rockefeller Brothers Fund
Rockwood Foundation
Ruth Brown Foundation
Sage Foundation
Seventh Generation Fund
Strong Foundation for Environment Ethics
T’akhu Á Tlén Conservancy
Tides Foundation
Tides Canada Foundation
Turner Foundation
The Vermont Community Foundation
Vozick Family Foundation
Weeden Foundation
Western Conservation Foundation
Wilderness Trust
Wilburforce Foundation
Wildlife Conservation Society
Wildlife Management Institute
The Wolverine Foundation
Yellowstone to Yukon Conservation Initiative