Chief of Staff – right-hand leader in the organization. What does he do?

The Chief of Staff (CoS) is simply a little-known bystander function in organizations. We're more acquainted with his military-political version, the chief of staff. CoS provides a buffer between the CEO and his squad and performs many functions. These functions may vary according to the needs and nature of the organisation. possibly many of you would like to know the assignments in this position, so a fewer Cos have told us precisely what they do.