| Argentina Bolivia Brazil Chile | Dominica Ecuador and Galapagos Peru Venezuela |
| 4star South America - http://www.4starSouthAmerica.com/ Offering escorted tours, custom groups, agricultural, and incentive travel to Argentina, Brazil, Chile, and Peru, including Patagonia and the Amazon. |
| Acute Angling - http://www.AcuteAngling.com/ Guided trips to South American destinations for Peacock Bass and other exotic freshwater species. |
| Adventure Tours Argentina Chile - http://www.adventure-tours-south.com/ Offers multisport adventure travel to Patagonia, South America. Tours include skiing, snowboarding, fly-fishing, horseback riding, whitewater rafting, and hiking in the Andes. |
| Adventures on Skis - http://www.adventuresonskis.com/ Offers skiing, biking, hiking, equestrian, and other outdoor vacations in the Alps, Europe, South America, and the Rockies. |
| Amazon Adventures - http://www.amazonadventures.com/ Offering classic and unique jungle adventures in Peru, Brazil, Ecuador, and Venezuela. |
| Amazon Nut Safaris - http://www.amazon-safaris.com/ Offers safaris to the Amazon region including jungle tours, canoe trips and game fishing. |
| Amazonas Explorer - http://www.amazonas-explorer.com/ |
| Andean Treks - http://www.andeantreks.com/ Adventure travel and hiking tours in Machu Picchu, Argentina, Patagonia, the Amazon, Galapagos, Peru, Ecuador, and Chile. |
| Andes - http://www.andes.org.uk/ Operates trekking, climbing, mountaineering, and skiing expeditions to South America from Britain. |
| Andes Adventures - http://www.andesadventures.com/ |
| Andes Mountain Expediciones - http://www.andesmountain.cl/ Offering guided trekking and climbing expeditions to Aconcagua, Cordillera Blanca, and Torres del Paine. |
| Archaeological Conservancy Tours - http://www.americanarchaeology.com/ Tours to archaeological sites in the American Southwest, Central America, and Mexico ranging from four days to two weeks. |
| Arjona Tours - http://www.roques.net/ Specialized in tourism in Venezuela to Los Roques, Gran Sabana, Amazonas and Los Llanos; snorkeling, windsurfing, fishing and beach sports are organized. |
| Behind The Scenes Adventures (BTSA) - http://www.btsadventures.com/ Tours exploring archaeological sites, festivals, and weavers' and artisans' villages throughout South America and Southeast Asia. |
| Boojum Expeditions - http://www.boojumx.com/ Adventure travel and horeback tours for small groups to Mongolia, Tibet, China, Argentina, Venezuela, and Yellowstone National Park. |
| Cazenove & Loyd - http://www.caz-loyd.com/ |
| Chachapoyas Tours - http://www.kuelapperu.com/ Offering expeditions to Gran Vilaya, Laguna de los Condores, Fortress Kuelap, and more. |
| Dragon's Path Cultural Walking Adventures - http://www.thedragonspath.com/ Offers small group guided walking, hiking, and trekking vacations and tours in Europe, Asia, and the Americas. |
| Earthbound Adventures - http://www.earthboundadventures.com/ |
| Eco Voyager, Inc - http://www.ecovoyager.com/ Specializes in ecological and cultural soft adventures to Chile, Costa Rica, Peru, Ecuador, and Venezuela. |