Actelion Ltd. Chief Executive Officer Jean-Paul Clozel

Actelion Ltd. Chief Executive Officer Jean-Paul Clozel

Actelion Pharmaceuticals Ltd/copyright 2011 via Bloomberg

Actelion Ltd. Chief Executive Officer Jean-Paul Clozel co-founded Actelion to develop Tracleer after his previous employer, Roche Holding AG, decided it didn’t want the product.