The US Air Force (for the president's fixed-wing fleet) and US Marine Corps (for his helicopters) are in charge of maintaining those aircraft. They use a combination of very highly trustworthy military members and the best civilian mechanics they can find.
Franklin Roosevelt was the first tp have a presidential aircraft.
Issifou Kgui N'Douro is the Minister in Charge of Presidential Affairs of Benin.
the president is in charge of the executive branch
As the aircraft travels at high speeds through the air, friction between the air and the body of the aircraft create charge. This is why aircraft's have special rubber wheels which contain a conducting material, to release the charge into the ground when they land.
Owner or operator.
A navy officer commander.
There's no single answer for this. When a presidential aircraft moves, the government declares airspace restrictions. (If the airspace belongs to a country other than the one the president runs, that government will declare airspace restrictions as a diplomatic gesture.)
The average cost that aircraft rental companies charge to rent an airplane is about $60 an hour on average. A small Cesna plane is not really expensive and can be rented cheaply.
The Presidential Limousine is transported to the United Kingdom by a military aircraft (Boeing C-17).
Some websites charge you for add-on aircraft while others are free.
They are generalists who are in charge of coordinating the care of the aircraft.
I would guess it mostly went to buying and maintaining her aircraft.