HallStar Company is a supplier of performance additives designed for use in the polymer and personal care industries. The company s products are used in rubber, plastics, adhesives and coatings, as well as personal care and specialized industrial applications and are available via a nationwide network of suppliers. HallStar Company is headquartered in Chicago, Ill., and operates facilities in Anderson, S.C.; Memphis, Tenn.; Santa Fe Springs, Calif.; and Stow, Ohio.