HIMALAYAN WORLDWIDE TREK & EXPEDITION [P.] LTD. P.O. Box : 15142, KPC. 994 "Z" Street, Thamel, Kathmandu, Nepal Phone : 00977-1-4700962, Fax : 00977-1-4381932, mobile : 9841274832 E-Mail : trekinfo@ntc.net.np, info@himalayanworldwide.com