President, Americas

Percival Barretto-Ko is president, Astellas Americas. In this role, he has responsibility for the company's operations across the Americas region of Astellas, a company dedicated to improving the health of people around the world through the provision of innovative pharmaceutical products. Astellas focuses on serving patients’ unmet medical needs across multiple therapeutic areas, including Cardiology, Hematology, Immunology, Infectious Diseases, Oncology and Urology.

Previously, Barretto-Ko was senior vice president, international, where he led Astellas Pharma Canada, Astellas Farma Brasil, Astellas Farma Colombia and operations in more than 20 other countries where Astellas’ innovative therapies serve unmet patient needs.

Barretto-Ko joined Astellas in 2005 in the United Kingdom, initially leading the company’s Immunology and Transplantation business unit in Europe, the Middle East and Africa, and thereafter, led Astellas Pharma Europe’s corporate strategy organization. In 2011, he returned to the US as Senior Vice President, corporate strategy and government affairs. In that role, Barretto-Ko led the company’s corporate strategy and business development organizations based in Northbrook, Ill., and government affairs based in Washington, D.C.

Before joining Astellas, Barretto-Ko held commercial positions with the Roche Group in the United States and United Kingdom.

Barretto-Ko earned a B.S. in biological sciences with honors from Cornell University, an MBA from Yale School of Management and an M.S. from MIT Sloan School of Management, where he also served as a Sloan Fellow for Innovation and Global Leadership.

In addition, Barretto-Ko serves on the Board of Directors for the Pharmaceutical Research and Manufacturers of America (PhRMA) and represents Astellas on PhRMA’s Federal Committee, which helps shape how PhRMA approaches key policy issues on Capitol Hill.