Sy Pretorius
EVP, Chief Medical & Scientific Officer

Sy Pretorius is Executive Vice President, Chief Medical & Scientific Officer at Parexel and has been with Parexel for more than two decades in a variety of roles and countries. On a day-to-day basis, Sy collaborates closely with biopharmaceutical and medical device clients in designing and optimizing drug/device development strategies and plans, as well as finding, evaluating and purchasing assets. As a member of the Parexel executive leadership team, Sy is responsible for the overall leadership of a number of Parexel service lines & business units – these include Global Medical Services, Translational Medicine (includes Genomics, Modeling & Simulation and Biomarkers), Real-World Data Services, Real-World Evidence, Safety Services, the Patient Innovation Center, Regulatory Outsourcing and The Medical Affairs Company (Medical Science Liaisons).
Sy is absolutely passionate about drug development and leads several company-wide forums and initiatives focused on clinical trial innovation and further expanding Parexel’s capabilities and service offerings. Sy is a Medical Doctor (M.B.,Ch.B) with master’s degrees in Clinical Pharmacology (M.Med.Sc), Business Administration (MBA) and, most recently, in the Management of Drug Development (MS) from the University of Southern California (USC). Sy has and continues to publish and present extensively. In 2017, Sy was recognized as one of the top 100 most inspiring people in the pharma industry by PharmaVOICE magazine.