Adventure Dynamics Guide a variety of mountains including Aconcagua, Kilimanjaro, Mt Kenya and Mt Vinson. Corporate teambuilding, gear sales and motivational talks are included. http://www.adventuredynamics.co.za/

Adventure Specialists U.S.-based oufit that has regular mountain climbing and trekking expeditions to Peru. http://www.adventurespecialists.org/

Adventure Thirdpole Treks and Expeditions Mountaneering packages in Nepal, Tibet, Bhutan, Sikkim, and India. http://www.expeditionnepal.com/

Adventures International Specializes in international climbing and trekking expeditions to Aconcagua, Peru, Nepal, and more. http://www.adventuresintl.com/

Alaska Mountain Guides and Climbing School Alaska based expedition center offering mountaineering courses, sea kayaking, alpine hiking, and expeditions in Alaska and throughout the world. http://www.alaskamountainguides.com/

Alpine Ascents International Guided mountain climbing and mountaineering instruction. Climbs include Everest, Aconocagua, Vinson Massif, Kilimanjaro, and others. http://www.alpineascents.com/

Alpine Guides Fox Glacier Offers New Zealand helihikes with scenic helicopter flights, guided mountaineering trips, and instruction courses. http://www.foxguides.co.nz/

Andes Mountain Expediciones Offering guided trekking and climbing expeditions to Aconcagua, Cordillera Blanca, and Torres del Paine. http://www.andesmountain.cl/

Archipelago Resorts & Fleet Luxury Cruises diving Banda aboard Archipelago Adventurer II vessel. Dive Liveaboards exploring Banda Sea, Maluku, Indonesia. http://www.archipelago-fleet.com/

Aventuras Patagonicas Expedition guides offering Aconcagua mountain climbing treks. http://www.patagonicas.com/

BridgeClimb Offers climbs to the top of the Sydney Harbour Bridge for individuals, corporate clients, and groups. http://www.bridgeclimb.com.au/

Canadian Mountain Holidays: Mountaineering Mountaineeering and climbing vacations and instruction in the Purcell, Selkirk, Cariboo mountains of British Columbia. Full service lodges, helicopter flights, and food. http://www.cmhmountaineering.com/

Chauvin Guides International Offers rock and ice climbing instruction and guiding. http://www.chauvinguides.com/

Colorado Mountain School Offers climbing and mountaineering guided tours in Estes Park, Longs Peak, and Rocky Mountain National Park, and all over the world. http://www.cmschool.com/

Cosley and Houston Alpine Guides International ascents, expeditions, and ski tours led by UIAGM and AMGA certified mountain guides. Also offers worldwide climbing adventures for deaf clients. http://www.cosleyhouston.com/

Destination Africa Tours: Climbing Kilimanjaro Includes hiking maps for Kilimanjaro routes, pictures, and preparation information. http://www.climbingkilimanjaro.com/

EWP Kilimanjaro, Mount Elbrus, and Pamir mountaineering and trekking specialists offering year round trips, and map guides. http://www.ewpnet.com/

Expediciones Andinas Climbing and trekking service In Ecuador. http://www.expediciones-andinas.com/

Expeditions International Front range mountain guides of Colorado. http://www.mtnguides.com/

Exum Mountain Guides Offers year round programs in all mountaineering pursuits, including ice climbing, powder skiing, and avalanche courses. http://www.exumguides.com/