Peter Mayfield

Founder/Director of Expansion and Strategic Initiatives

Peter Mayfield has been a successful leader, pioneer, and innovator in mountain sports programs for the last 35 years. He has started three innovative businesses: CityRock, Yosemite Guides, and Gateway Mountain Center, through which he has designed and delivered creative and successful outdoor educational programs for thousands of California youth. Peter has served as chief guide for the Yosemite Mountaineering School and as chief examiner for the Professional Ski Instructors Association (Far West).

As the founder and general partner of CityRock, the first large urban climbing gym, Peter was a catalyst for the growth of indoor climbing in North America. As a consultant, Peter has designed and developed adventure programs for Disney, Discovery Communications, and Posades Resorts. As a creative mountaineer, Peter has succeeded on first ascents on Yosemite’s El Capitan and Half Dome, climbed new routes in Peru, Patagonia, and the Alaska Range, and pioneered difficult snowboard descents. In addition, Peter has competed in sport climbing World Cups, Cross-Country Skiing US Nationals, and performed for 10 years with the aerial dance/climbing troupe, Project Bandaloop.