Land and Trail Management Agencies

• USFS – White River National Forest
• BLM – Colorado River Valley Field Office
• Pitkin County Open Space & Trails
• City of Aspen Parks Trails & Open Space
• Town of Basalt
• Eagle County – ECO Trails
• Carbondale Parks & Recreation
• Glenwood Springs Parks & Recreation
• Garfield County

Trail Maintenance and Advocacy Groups

• Roaring Fork Outdoor Volunteers
• Red Hill Council
• Two Rivers Trails
• Lower Valley Trails Group

Mountain Bike Advocacy Groups

• International Mountain Bicycling Association
• Cloud City Wheelers (Leadville)
• Colorado Plateau Mountain Bike Trail Association
• Crested Butte Mountain Bike Association
• Routt County Riders (Steamboat Springs)
• Salida Mountain Trails
• Summit Fat Tire Society
• Vail Valley Mountain Bike Association

Bicycle Racing Groups

• Aspen Cycling Club
• Crown Mountain BMX