Our Leadership

Jim Esinhart, PhD

Chief Executive Officer

Alecia Barbee

Executive Vice President, Product Development Services and General Manager

Richard Barfield, FCA

Chief Financial Officer

Lewis Cameron, MBA

Executive Vice President, Oncology Development and General Manager

Linda Christmas

Chief Human Resources Officer

Sapna Hornyak, MS, MBA

Executive Vice President, Medical Device & Diagnostics

Roger Hunter

Executive Vice President, Scientific Affairs & Strategic Development

Owen Lewis, JD

Group General Counsel and Chief of Staff

Stuart McGuire

Executive Vice President, Strategic Partnerships

Brian Mooney

Executive Vice President, Source

Sharon Moore, MD, MBA, MPH

Chief Medical and Safety Officer

Mark Penniston

Executive Vice President, Clinical Analytics and General Manager

Scott Treiber, PhD, MBA

Executive Vice President, Biopharmaceutical Development and General Manager