Guides and Schools
- 81
- Mountain Skills
- Rock climbing and mountaineering instruction. Operates in Taos, New Mexico; the Gunks, New York; Red Rocks, Nevada; Mexico and Thailand. (Arroyo Seco, New Mexico)
- 82
- OnTop
- Mountain guiding in Colorado, Canada, and Europe. Information on programs and private guiding. (Fort Collins, Colorado)
- 83
- Patagonicas
- Guiding at mountaineering destinations worldwide. Information on destinations, guide qualifications, and book sales. (Jackson Hole, Wyoming)
- 84
- Rainier Mountaineering, Inc. Guide Services
- RMI is the leading guide service in Mount Rainier National Park, and also offers guide service on Mt. McKinley.
- 85
- Rock Climbing Camp
- Offering seven day programs for kids and teens covering technical skills and climbing movement. Based in Acadia National Park and the White Mountains of New Hampshire. (Bar Harbor, Maine)
- 86
- Swiss Rock Guides
- Offering ski mountaineering and rock climbing guiding and instruction in Park City, Utah, and throughout Europe as well as Avalanche Education and Glacier Trekking. Information about choosing a climbing school and UIAGM guides. (Park City, Utah)
- 87
- Sylvan Rocks
- Rock climbing instruction and guiding in the Needles and Mount Rushmore areas of South Dakota, and at Devils Tower in Wyoming. (Hill City, South Dakota)
- 88
- Tower Guides
- Rock and ice climbing instruction and guiding in Wyoming, Colorado, South Dakota, and Utah. (Devil's Tower, Wyoming)
- 89
- Traditional Mountaineering
- Provides information and instruction about mountain climbing safety skills and gear, off trail hiking, and light weight backpacking. (Oregon)
- 90
- Tree Climbing USA
- History of tree climbing. Offers courses, parties, and expeditions. (Fayetteville, Georgia)
- 92
- Zion Rock Guides
- Offers canyoneering, rock climbing, multi-sport trips, instructional courses, guided trips, wilderness medicine and search and rescue courses. Operates in Zion National Park.(Springdale, Utah)
- 93
- Bardini Foundation
- Rock climbing, ski and mountaineering instruction and guiding, and avalanche courses. Operates in the Eastern Sierra Nevada range. (Bishop, California)
- 94
- Earthworks
- Guide service based in Santa Barbara and leads trips to southern California and the southern and eastern Sierra Nevada.
- 95
- Joshua Tree Rock Climbing School
- Rock climbing instruction. Operates in Joshua Tree National Park. (Joshua Tree, California)
- 96
- Nidever Mountain Guides
- Guided rock and ice climbing, ski trips, and wilderness adventures. (June Lake, California)
- 97
- Sierra Mountain Center
- Rock climbing and mountaineering instruction and guiding. Operates in the Eastern Sierra Nevada range. (Bishop, California)
- 98
- Sierra Rock Climbing School
- Rock climbing instruction and guiding in the Mammoth Lakes and Bishop areas of the Eastern Sierra. (Bishop, California)