PAION AG operates as a pharmaceutical company, which engages in the development of drugs to be used in out-patient and hospital-based sedation, anesthesia, and critical care services. The company also provides management and other services. It focuses on development of the group strategy, administrative tasks, including accounting, legal, human resources, public relations, and controlling. The company was founded by Wolfgang Sohngen and Mariola Söhngen in 2000 and is headquartered in Aachen, Germany.