Richey fell in love with rock climbing at the Quincy Quarries Reservation at the age of 15. Over the years, he has made more than 40 expeditions to the Himalaya & Karakoram. He was President of American Alpine Club (2003-2006). He has climbed all over the Alps, including the north faces the Eiger and the Matterhorn, and mountains in Peru, Chile and Argentina. Richey also climbed to the summit of Mount Everest on his 33rd birthday in 1991. His first ascents include, East Face of Cayesh and the South Face of Oecshapalka in Peru, unclimbed rock spires in southern Greenland and Pakistan, Yamandaka in the East Karakoram, and a fast second ascent of the Shivling East ridge in the Garhwal Himalaya. In 2011, he, along with Freddie Wilkinson and Steve Swenson made the first ascent of Saser Kangri II and in 2019, with Swenson and others he made the first ascent of Link Sar in Pakistan.