Profile: Actelion Ltd (ATLN.VX)

Actelion Ltd is a Switzerland-based biopharmaceutical holding company that focuses on the discovery, development and commercialization of small molecule drugs. The Company has four approved drugs on the market: Tracleer, an oral dual endothelin receptor antagonist; Veletri, a prostanoid vasodilator; Ventavis, an inhaled formulation of iloprost, and Zavesca, an oral treatment for type 1 Gaucher disease. Furthermore, the Company has a number of compounds various stages of development. The Company operates through a number of worldwide subsidiaries, including Actelion Registration Ltd, which holds marketing authorizations for products marketed in the European Union; Actelion Clinical Research, Inc, engaged in clinical development on behalf of the Company's group; Actelion Re SA, providing insurance solutions for the Company's group and Actelion US Holding Company, engaged in the holding activities of the Company's United States-based units.