Jeroen Weites has been appointed the new Chairman of Olainfarm pharmaceutical group's Management Board and the group's new CEO. Weites has been the General Manager of Global Healthcare in Sanofi, Bulgaria since 2014, and has led Sanofi's General Medicine South Europe and North Europe clusters, where his key task was to ensure successful transformation processes for the company. Between 2010 and 2014, he held the position of Senior Director at Sanofi Genzyme, France, primarily responsible for implementing, managing and advising on new European markets as well as developing launch strategies in Japan and China.

He also previously held senior positions at UCB Pharma Brussels in Brussels, Belgium and at Biogen Idec in Boston, USA.