Singh is credited with three Mt. Everest expeditions and his performance remained remarkable for the significant successful attempts. Since then, he has to his credit successful expeditions to Mt.Nanda Devi, the third highest peak in India, and many others such as Mount Abhigamin, Mt. Kamet& Mt.Abhigamin, Mount Mana, Mt.Stopanth,Mount Nunkun, Mt.White Needle(twice),Mount Pinnacle, Mount Pyramid, Mt. North Pyramid, Mt. Sphinx, Mt. Panchachuli, Mount Stok Kangri (twice in winters) Mount Kasket and four un-named peaks(03 in Leh-Ladakh and 01 in H.P) He also has led a team of skiers who skied down after climbing Mt. Abhigamin in 2007 and later on ski down from the 3rd camp (Ht.approximately 23000 ft.) of Mount Everest in 2009.