Headquartered in Indianapolis, Van Therus Vertellus is a special chemical company, which was founded in 2006 (consisting of Reilly Industries and Rutherford Chemicals). It mainly develops and produces special chemicals used in medicine, personal care products, nutrition, agriculture and performance materials.
Van Therus is the world's largest producer of pyridine, methylpyridine, special pyridine derivatives, deet, castor oil derivatives and citric acid polymer additives, and the second largest producer of vitamin B3 in the world. Listed on new york Stock Exchange, Lastak, code: 2346.