A repertory company, also known as a stock company or ensemble theater, is a group of actors who perform multiple plays or productions on a rotating basis. There are various synonyms that can be used to describe or refer to such a company, including a resident company, a repertory ensemble or troupe, a rep company, and a rep troupe. Other terms that may be used include a repertoire theater or a repertoire company. Regardless of the terminology, repertory companies continue to be an important part of the theater world, providing actors the opportunity to develop their craft and perform a wide range of roles.