2005
- Ecotrust
- Forest Ethics
- Forest Guardians
- Friends of Forest Park
- Lands Council
- Natural Resources Defense Council
- Northwest Ecosystem Alliance
- Piedmont Environmental Council
- Raven Radio Foundation
- Resource Media
- Siskiyou Regional Education Project
- Soda Mountain Wilderness Council
- Southern Environmental Law Center
- Wildlands Center for Preventing Roads
- Advocates for the West
- Alaska Conservation Alliance
- Alaska Wilderness League
- American Lands Alliance
- American Rivers
- Bark
- Cascade Resources Advocacy Group
- Conservation Leaders Network
- Gifford Pinchot Task Force
- High Country Foundation
- Nevada Wilderness Project
- Oceana
- Oregon Natural Desert
- Pacific Environmental Advocacy Center / Lewis and Clark College
- Portland Audubon Society
- River Discovery
- Wilderness Society (The)
- Water Watch of Oregon
- Wild Salmon Center
- Winter Wildlands Alliance
- Alaska Conservation Foundation
- Audubon Naturalist Society of the Central Atlantic States
- Campaign for America's Wilderness
- Coast Range Association
- Conservation Geography
- Duke University
- Ecotrust Canada
- Green Fire Productions
- Hoyt Arboretum Friends Foundation
- Idaho Conservation League
- Institute for Fisheries Resources
- National Wildlife Federation
- Oregon League of Conservation Voters Education Fund
- Oregon Natural Resources Council Fund
- Pacific Marine Conservation Council
- Pacific Rivers Council
- Practical Farmers of Iowa
- Resource Innovation Group
- Sierra Club of British Columbia Foundation
- Surfrider Foundation
- Sustainable Northwest
- Trout Unlimited
- Umpqua Watersheds
- Wildsight
- World Wildlife Fund