what do you call the owner of a restaurant
Restaurateur A restaurateur is a person who opens and runs restaurants professionally. Although over time the term has come to describe any person who owns a restaurant, traditionally it refers to a highly skilled professional who is proficient in all aspects of the restaurant business.
Beneficial owner Beneficial owner is a legal term where specific property rights ("use and title") in equity belong to a person even though legal title of the property belongs to another person. Black's Law Dictionary (2nd Pocket ed. 2001 pg. 508). This often relates where the legal title owner has implied trustee duties to the beneficial owner.