Southwest Adventures Offers climbing and mountaineering expeditions in Southwest Colorado and select high altitude locations worldwide. http://www.mtnguide.net/

St. Elias Guides Specializing in custom Alaska mountaineering, river rafting, glacier treks, hiking, and ice climbing. http://www.steliasguides.com/

Thomson Safaris: Climb Kilimanjaro Trips to the summit of Mt. Kilimanjaro on less-traveled routes, Western Breach or Lemosho. http://www.aboutkilimanjaro.com/

Timberline Mountain Guides Instructs and guides mountaineering, and rock and ice climbing. http://www.timberlinemtguides.com/

Tower Guides AMGA certified mountaineering, ice & rock climbing, tours at Devils Tower Wyoming, Moab Utah, Ouray Colorado, and South Dakota Needles. http://www.TowerGuides.com/

Trekking Team Offers climbing, mountaineering, and heli-tours in Nepal. http://www.nepalmountaineering.com/

Vive la Montagne Adventure Consultants Outdoor pursuits consultants offering climbing wall design, skills and training courses, equipment, and adventure holidays. http://www.vlmadventureconsultants.co.uk/

Walk & Yak Holidays Trekking and climbing holidays in the Himalayas, Nepal, Tibet, Bhutan, and India. http://www.walkandyak.com/

WorldWide Mountain Guides Offers a variety of activity tours including hiking, trekking, mountaineering, ski-mountaineering, snow-shoeing, cross-country skiing, and more. http://www.lepaysdenhaut.com/