Executive leadership

Since our inception in 1976, PRA has amassed a level of expertise that has enabled us to conduct complex global clinical trials across all therapeutic areas and provide outsourced clinical services across all phases of pharmaceutical and biotech drug development.

Our teams of experts are the core of the company promoting our forward-thinking culture with innovation, continuous attention to detail, constant quality improvement and a high priority approach to safety and timelines. Our pioneering mindset and specialist knowledge can make an enormous difference to your study.

Leadership team

Colin Shannon

President and CEO

Colin Shannon is President, Chief Executive Officer (CEO) and Director of PRA. Since 2007, Mr. Shannon has served as President and Chief Operating Officer (COO) for PRA. Mr. Shannon has contributed significantly to the development of PRA's current mission and vision. As COO, he has been instrumental in driving PRA's decision-making processes and building a talented pool of clinical professionals. Prior to joining PRA, Mr. Shannon was Executive Vice President of Global Clinical Operations at Pharmaceutical Product Development, Inc. (PPD) where he oversaw clinical, biostatistics and data management operations worldwide. During his 12 year association with PPD, he held various leadership roles including COO for the company’s European division and Chief Financial and Administration Officer for Europe and the Pacific Rim. Prior to PPD, Mr. Shannon had more than 15 years of experience in a variety of financial and accounting positions in the utility and multimedia industries. Mr. Shannon earned his MBA from London's City University and is board certified by the Chartered Association of Certified Accountants.

Mike Bonello

Executive Vice President and Chief Financial Officer

Tami Klerr

Executive Vice President and Chief Business Development & Marketing Officer

Harris Koffer

Strategic Advisor to the CEO

Samir Shah

Executive Vice President and President, Strategic Solutions

Kent Thoelke

Executive Vice President and Chief Scientific Officer

Chris Gaenzle

Executive Vice President, Chief Administrative Officer and General Counsel

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