High command and Main office

High command noun - The highest leaders in an organization (e.g. the commander-in-chief and senior officers of the military).

Main office and high command are semantically related in center of operations topic. In some cases you can use "Main office" instead a noun phrase "High command".

Main office noun - (usually plural) the office that serves as the administrative center of an enterprise.

High command and main office are semantically related in center of operations topic. You can use "High command" instead a noun phrase "Main office".