> he's in charge of the company until and unless they sack him No, not exactly, he is given orders how to run it. A CEO cannot go against the owners, he is jus

> he's in charge of the company until and unless they sack him No, not exactly, he is given orders how to run it. A CEO cannot go against the owners, he is just there as an administrator/bureaucrat. A CEO that doesn't follow the owners orders will stop being a CEO very quickly, just like any other worker that doesn't follow orders.