(idiomatic) The hierarchy or ranking system of employment positions within a business organization.

plural of corporation sole

A legal entity consisting of a single incorporated office.

(now rare) A corporal with responsibility for carrying or delivering letters for a given regiment etc.

plural of letter corporal

(nautical) A petty officer who assists the master-at-arms in his various duties.

A detachment such as would be in charge of a corporal for guard duty, etc.; hence, derisively, a very small number of people.

plural of body corporate

plural of body corporate

plural of corporate ladder