Mountaineering expeditions, private guiding and scheduled tours. Operates internationally. (Hood River, Oregon)

Rock and ice climbing instruction and guiding in Wyoming, Colorado, South Dakota, and Utah. (Devil's Tower, Wyoming)

History of tree climbing. Offers courses, parties, and expeditions. (Fayetteville, Georgia)

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)

Guided climbing and canyoneering. (Moab, Utah)

Information on guided rock, ice, and alpine climbing and ski mountaineering guiding and instruction in the Black Canyon National Park, Colorado, and in Europe. (Ridgway, Colorado)

North Carolina rock climbing instruction and guiding.(Boone, North Carolina)

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)

Rock climbing instruction and private guiding in Texas. Information about staff. (Austin, Texas)

Instruction and guiding for rock climbing, ice climbing, mountaineering and backcountry skiing. Operates in the Adirondacks. (Keene, New York)