It is called the man capable of directing, leading and directing a human group, unifying efforts to achieve a harmonious, outstanding goal that is pleasing and beneficial to all.
A one man band or female Orchestra is used as a compliment to refer to persons able to perform different activities at the same time, if losing control and dexterity.
Definition of man Orchestra: 1 - man who carries several instruments subject to different part of your body and plays them all at the same time. 2. man that carries out various activities, and performs two or more of them at the same time.
The business environment says man orchestra the small businessman who directs, coordinates, controls, monitors, running, audits and operates all its business activities, generally have little staff and sometimes has none.