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Michael G. Atieh

Biography

Michael G. Atieh served as Executive Vice President and Chief Financial and Business Officer of Ophthotech Corporation (a biopharmaceutical company) from September 2014 until March 2016. From February 2009 until its acquisition in February 2012, Mr. Atieh was Executive Chairman of Eyetech Inc., a private specialty pharmaceutical company. He served as Executive Vice President and Chief Financial Officer of OSI Pharmaceuticals from June 2005 until December 2008. Mr. Atieh is currently a director and Chairman of the Audit Committee of Immatics N.V. Mr. Atieh served as a director and Chairman of the Audit Committee of Oyster Point Pharma, Inc. from October 2020 to January 2023. He also served as a member of the Board of Directors of electroCore, Inc. from June 2018 to June 2022, a member of the Board of Directors of Theravance Biopharma, Inc. from June 2014 to April 2015, and as a member of the Board of Directors and Chairman of the Audit Committee of OSI Pharmaceuticals from June 2003 to May 2005. Previously, Mr. Atieh served at Dendrite International, Inc. as Group President from January 2002 to February 2004 and as Senior Vice President and Chief Financial Officer from October 2000 to December 2001. He also served as Vice President of U.S. Human Health, a division of Merck & Co., Inc., from January 1999 to September 2000, as Senior Vice President — Merck-Medco Managed Care, L.L.C., an indirect wholly-owned subsidiary of Merck, from April 1994 to December 1998, as Vice President — Public Affairs of Merck from January 1994 to April 1994 and as Treasurer of Merck from April 1990 to December 1993.


Mr. Atieh brings a wealth of diverse business experience to the Board which he gained as a senior executive in a Fortune 50 company, large and small biotechnology companies, and technology and pharmaceutical service companies. His experience in finance includes serving as a chief financial officer, developing and executing financing strategies for large acquisitions, and subsequently leading the integration efforts of newly acquired companies. He was an audit manager at Ernst & Young and has served as chair of the audit committee of Chubb and other public companies. Mr. Atieh also has deep knowledge of sales and operations gained from over a decade of experience in these disciplines, with extensive customer-facing responsibilities that also contribute to his value as a director.


Mr. Atieh has served as a member of our Board since 1991 and as a result has significant experience and understanding of the Company’s business, growth, development, evolution and major risk, financial, operational and strategic considerations. His in-depth knowledge of the Company and its history adds significant value to our Board, particularly in supporting the development of our newer directors.


Source: Chubb Limited Proxy Statement filed April 3, 2023