the world > action or operation > advantage > [noun] > turning to account > one who (4)
A person who makes the most of his or her time, an opportunity, etc.; a person who turns something to good account. Cf. improve, v.2 4b. Obsolete.
A person who exploits others; = exploiter, n.2 1.
A person or organization engaged in harvesting or extracting natural resources.
A sexual exploiter; a person who engages in or profits from the sexual exploitation of another.