Proprietor – this legal term applies in the area of Property Law, where refers to the figure of the owner of a property or asset – i.e. the person who holds exclusive title to it. Alternatively, this term could detail the possessor of a thing, who has a legal right to it. A synonym is “freeholder”.
Within the area of Commercial Law, the proprietor is the sole owner of a company. Where usually he acts as a manager as well. The word relates to the legal term “proprietary account”. Which in the Company Law establishes the real account as an account of liabilities, assets, and capital. Not of payments and receipts. Each company has such an account, which is moved from year to year. A synonym is “real account”.