Access Fund
American Hiking Society
American Rivers
American Whitewater
Bark
Bureau of Land Management
Cascade Resources Advisory Group
Clackamas County Economic Development Office
Clackamas County Parks Department
Cycle Wild
Friends of Mt. Hood
Forest Service
Gifford Pinchot Task Force
Governor's Natural Resource Officer
Hood River Wilderness Committee
International Mountain Biking Association
The Lazar Foundation
Lewis and Clark Law School
Mazamas
Mt. Hood Skibowl
Northwest Environmental Defense Center
Oregon Equestrian Trails
Oregon Kayak and Canoe Club
Oregon Nordic Club
Oregon Parks and Recreation Department
Oregon Trails Club
Oregon Wild
Pacific Crest Trail Association
Pacific Rivers Council
Progressive Action Community Team
Portland United Mountain Pedalers
Sierra Club
The Wilderness Society
Trailkeepers of Oregon
Trout Unlimited
University Of Colorado