S.C. Code Ann. § 33-19-130: Rendering professional services.

(a) A domestic or foreign corporation may render professional services in this State only through individuals licensed or otherwise authorized in this State to render the services.

(b) Subsection (a) does not:

(1) require an individual employed by a professional corporation to be licensed to perform services for the corporation if a license is not required otherwise;

(2) prohibit a licensed individual from rendering professional services in his individual capacity although he is a shareholder, director, officer, employee, or agent of a domestic or foreign professional corporation;

(3) prohibit an individual licensed in another state from rendering professional services for a domestic or foreign professional corporation in this State if not prohibited by the licensing authority.