Adventure Magic Treks & Expedition(p.ltd arranges everything from walking tours of temples, to flights over Everest (a must do), trips to other cities in Nepal, and long treks to Everest base camp an the Annapurna. This is a professionally run organization. The chief is mr. Shankar Pandi, but he has many resources to get you the trip you want. He assigned my wife and I guides for distinct destinations who were very knowledgeable.
the contact for the agency is
You can see the stories of my adventures at