From 1979 in Aconcagua. Trekkings, expeditions, mules, transfers, camping in LOS PUQUIOS, base camp services

Offers climbing and mountaineering trips in Bolivia or Patagonia in Argentina and Chile. Content in English and Spanish.

Aconcagua expeditions and logistical support. (Mendoza, Argentina)

Offers guided expeditions to Aconcagua. Includes trip information, guide biographies, and customer comments. Content in English and Spanish. (Mendoza, Argentina)

Aconcagua expeditions. Gear list, itinerary, and past expedition reports. (Mendoza, Argentina)

Rock climbing instruction and guided climbs. Includes a history of the school and information about local climbing areas. (Rio de Janeiro, Brazil)

Offers full-service climbing trips to the Andes Mountains of Ecuador, Bolivia and Peru, also itinerary, photos and trip reports. (New York, New York)

Expedition and trekking service for Aconcagua, Tupungato, Pissis, Mercedario and peaks throughout the Andes. (location unknown)

Aconcagua expedition services including guide service and transport. Content in English, Spanish, and French.

Expeditions and trekking on Aconcagua, Volcan Lanin, Mercedario, and Penitentes as well as expedition logistical support. (Mendoza, Argentina)