Answers:
Upper management includes individuals and teams that are responsible for making the primary decisions within a company. Personnel considered to be part of a company's upper management are at the top of the corporate ladder and carry a degree of responsibility greater than lower-level personnel.
Middle-level managers can include general managers, branch managers, and department managers. They are accountable to the top-level management for their department’s function, and they devote more time to organizational and directional functions than upper management.
A supervisory manager is an employee of or a person supervised by an executive manager who has as a primary responsibility the supervision of certified private security professionals.
Sorry, I wasn't sure, but I was hoping these will help you...
