Friends Adventure Team (P) Ltd. - Operate expeditions, peak climbing and adventure tourism in Himalayan Region - Nepal, Tibet, and Bhutan. - http://www.friendsadventure.com/
Far Out Nepal - Information on tours and treks in remote areas as well as details of the service provider. - http://www.faroutnepal.com/
First Environmental Trekking - Trekking and adventure tourism packages with extensions to Darjeeling and Sikkim in India. Details about service provider with client's referrals. - http://www.firstenvironmentaltrekking.com/
Friends in High Places - A trekking company with office in the US and Nepal. Company offers trekking, rafting, culture and wildlife tours in Nepal. - http://www.fihp.com/