• Adventure Dynamics Guide a variety of mountains including Aconcagua, Kilimanjaro, Mt Kenya and Mt Vinson. Corporate teambuilding, gear sales and motivational talks are included.

• Adventure Specialists U.S.-based oufit that has regular mountain climbing and trekking expeditions to Peru.

• Adventure Thirdpole Treks and Expeditions Mountaneering packages in Nepal, Tibet, Bhutan, Sikkim, and India.

• Adventures International Specializes in international climbing and trekking expeditions to Aconcagua, Peru, Nepal, and more.

• 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.

• Alpine Ascents International Guided mountain climbing and mountaineering instruction. Climbs include Everest, Aconocagua, Vinson Massif, Kilimanjaro, and others.

• Alpine Guides Fox Glacier Offers New Zealand helihikes with scenic helicopter flights, guided mountaineering trips, and instruction courses.

• Andes Mountain Expediciones Offering guided trekking and climbing expeditions to Aconcagua, Cordillera Blanca, and Torres del Paine.

• Archipelago Resorts & Fleet Luxury Cruises diving Banda aboard Archipelago Adventurer II vessel. Dive Liveaboards exploring Banda Sea, Maluku, Indonesia.

• Aventuras Patagonicas Expedition guides offering Aconcagua mountain climbing treks.

• BridgeClimb Offers climbs to the top of the Sydney Harbour Bridge for individuals, corporate clients, and groups.

• 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.

• Chauvin Guides International Offers rock and ice climbing instruction and guiding.

• Colorado Mountain School Offers climbing and mountaineering guided tours in Estes Park, Longs Peak, and Rocky Mountain National Park, and all over the world.

• 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.

• Destination Africa Tours: Climbing Kilimanjaro Includes hiking maps for Kilimanjaro routes, pictures, and preparation information.

• EWP Kilimanjaro, Mount Elbrus, and Pamir mountaineering and trekking specialists offering year round trips, and map guides.

• Expediciones Andinas Climbing and trekking service In Ecuador.

• Expeditions International Front range mountain guides of Colorado.

• Exum Mountain Guides Offers year round programs in all mountaineering pursuits, including ice climbing, powder skiing, and avalanche courses.