TATSUYUKI YASUNO
Chairman & Chief Executive Officer, Eisai Inc. President, Americas Region, Senior Vice President, Eisai Co., Ltd.
Tatsuyuki Yasuno serves as Chairman & Chief Executive Officer (CEO) of Eisai Inc., in addition to holding the role of President of the Americas Region. In these positions, he is responsible for the strategic direction of the company in North America, which is the largest commercial region for Eisai globally.
Tatsuyuki Yasuno serves as Chairman & Chief Executive Officer (CEO) of Eisai Inc., in addition to holding the role of President of the Americas Region. In these positions, he is responsible for the strategic direction of the company in North America, which is the largest commercial region for Eisai globally. Mr. Yasuno has full operating responsibility for the management of Eisai’s operating companies and sites in the United States and Canada, including its fully integrated commercial and medical organizations specializing in oncology and neurology, as well as multiple research and development facilities, and the supply chain organization. He has served as a Corporate Officer, Senior Vice President, of Eisai Co., Ltd., the parent company of Eisai Inc., since 2016.
Since joining Eisai in 1991, Mr. Yasuno has held a number of key executive roles in Japan, Europe and the United States. Most recently, he served as Chief Financial Officer and Chief Investor Relations Officer of Eisai Co., Ltd. in Tokyo from June 2022 to August 2023.
Mr. Yasuno joined the company as a Medical Sales Representative. During his early career, he held various positions of increasing responsibility in the Corporate Planning Department, and was appointed assistant to Global CEO Haruo Naito, a position he held for two years.
After obtaining his Master of Business Administration (MBA) degree in the U.S., Mr. Yasuno returned to Japan and worked in the Investor Relations Department. A year later, he was promoted to Director, Head of the Executives Offices. In 2009, he was named Director of European Business Strategy and transferred to the European headquarters in Hatfield, United Kingdom. He was subsequently appointed Executive Director of Eisai Value Maximization Systems, the company’s global marketing and medical unit, in 2011, located in the U.S. headquarters in New Jersey.
From 2014 through 2019, Mr. Yasuno held various roles in Tokyo, leading key functional areas that included Corporate Planning & Strategy, Global Business Coordination, and Global Partnership Development. As Vice President, Global Partnership Development, he executed the company’s strategic alliance with Merck in 2018. In 2020, Mr. Yasuno returned to the U.S. as President of Eisai Inc. and the Americas Region, successfully navigating the business and leading the organization through the critical pandemic period. He relocated the company to its new U.S. headquarters in Nutley, NJ in 2021 and managed re-entry of the workforce to the new facility.
Mr. Yasuno earned his Bachelor of Political Science degree from Waseda University in Tokyo, Japan. He received his MBA from the Kellogg School of Management at Northwestern University.