Elizabeth Horan originally hails from Cape Cod, Massachusetts. In 1991, Elizabeth moved to California to climb and trek its mountains and deserts. Once she had ascended and explored many mountains in the Pacific Northwest, she moved on to South America for its high altitude climbing and challenging terrain. Elizabeth's greatest enjoyment is sharing high mountain experience and helping others achieve their goals. When not climbing in Argentina, Elizabeth chases the sun to Alaska where she guides in the Wrangell-St. Elias National Park.

Marcelo Guzman has been an Assistant Guide on Cordon del Plata in Mendoza Argentina and has worked on Aconcagua for five years. He is currently studying at the EPGAMT (ESCUELA Para Guias de Alta Montaña y Trekking), the official guide school in Mendoza Argentina. Marcelo is gifted for making the high altitude experience seem not only challenging but also fun. Marcelo's love for the mountains shows in all facets of the mountain experience. No matter how fowl the weather is, or how perfect the blue sky is, Marcelo portrays a sense of consistency and contentment that is contagious for other team members.

Christian Sanchez is a Porter and Naturalist on Aconcagua. Christian has a patient character that reminds people to ‘stop and smell the flowers’ while aiming for the summit. He points out the animals, floral life on the way to base camp, geological formations, and ecology on Aconcagua. Christian is a guide student at the EPGAMT (ESCUELA Para Guias de Alta Montaña y Trekking), the official guide school in Mendoza Argentina.

Greg Runyan has been living and climbing in Alaska since 1994. He has participated in 9 expeditions ranging  from 10 day ski tours in the Ruth Gorge up to 3-4 week Denali climbs. His guiding career began in 1999 working as a wilderness guide for botanists studying medicinal plants. The following year he worked as an adjunct instructor for the University of Alaska Anchorage; teaching ice-climbing, mountaineering and glacier travel. For the past 4 years he has been a full-time guide and partner in Kennicott Wilderness Guides in the Wrangell- St. Elias National Parque in Alaska. He is currently building a log cabin in Alaska and his hobbies include designing his cabin and going climbing. 

Todd Muchow (Muco) has been climbing since his youngster days of growing up in mountain abundant Southwestern Colorado.  Besides his 100 plus summits in and around Colorado, in 2002-2003 he spent a year and a half living in South America, climbing Aconcagua, Sajama (the highest peak in Bolivia) and various others in the Mendoza area of Argentina.  Currently Todd is studying International Affairs/Political Science and Philosophy at the University of Colorado in Boulder and continuing to travel to places like Russia, Europe, and South America in fulfilling research projects.  He will most likely be aiding climbing trips up Aconcagua this season as a porter and sub-guide and will be documenting the trips by both video and photo.