Executive Management
Senior Leadership - CRO
Susan Burwig, MA, BSN
Executive Vice President, Operations
Weimin Gai, MS
Senior Vice President, Biometrics
Jon Isaacsohn, MD
Executive Vice President
Steven B. Johnson, PharmD
Vice President, Regulatory Affairs
Daniel O’Leary, MD
Senior Vice President, Medical Affairs
Mark Roseman, MPH, DSc
Senior Vice President, Clinical Operations
Medpace Labs
Yong-Xi Li, PhD
Executive Director, Medpace Bioanalytical Laboratories
Traci Turner, MD
Executive Director, MRL Operations & MARC
Medpace Clinical Pharmacology Unit
Sally Dressman, BSN
Director, Clinical Pharmacology
Corporate
Penelope Bucknell, BSc (Hons), Dip PM, MCIPD
Vice President, Human Resources
Stephen Ewald, JD
General Counsel, Corporate Secretary
Eric Humes
Executive Director, Quality Assurance
Yun Le, MS
Vice President, Information Technology
Business Development and Commercial Operations
Todd Meyers
Vice President, Business Development and Marketing
John T. Wynne, MBA
Vice President, Commercial Operations
