There are many people involved to make a successful trek. The company is always the first one who is responsible to make your trek successful by appointing good guides, arranging good flights, and porters. The second one is guides and porters who will assist you and make your holiday memorable. The next is the weather which needs to stay clear for a successful trip. More than all these things Trekkers need to have a good spirit and good physical conditions to make a successful Everest trek.