Meet the Titan Fitness Cycling Desk: an exercise machine that lets you work sitting or standing in a more active fashion. It comes with a desk that supports 3 angles. You can adjust the seat and desk height. Moving the desk around looks pretty easy too.
The desk measures 27.5″ x 20″. The Titan Fitness cycling exercise desk has wheels that let you move it around easily. Costs under $170 at this time.