Regeneron Pharmaceuticals Inc - Company Profile
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View moreThe following section provides information on Regeneron Pharmaceuticals Inc’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Regeneron Pharmaceuticals Inc's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Leonard S. Schleifer, MD, PhD
Chief Executive Officer; Co-Chairman; President Executive BoardDr. Leonard S. Schleifer has been the Co-Chairman, President, and Chief Executive Officer of the company since 2023. Prior to this, he served at Cornell University Medical College (Weill Medical College of Cornell University) as the Clinical Professor of Neurology in 1992. During 1984-1988, he served at Cornell University Medical College's Departments of Neurology and Neurobiology as the Assistant Professor.
George D. Yancopoulos, MD, PhD
Chief Scientific Officer; President; Co-Chair Executive BoardDr. George D. Yancopoulos has been the Co-Chairman, President, and Chief Scientific Officer of the company since 2023. Prior to this, he served as the Senior Vice President since June 1997, and the Chief Scientific Officer, since January 1998. Mr. Yancopoulos also served as the Vice President from January 1992 until June 1997, the head of discovery from January 1991 to January 1992, and the Senior Staff Scientist from March 1989 to January 1991. He is also a member of the National Academy of Sciences.
Christopher Fenimore
Chief Financial Officer Senior ManagementMr. Christopher Fenimore has been the Executive Vice President of Finance and Chief Financial Officer of the company since January 2025. Prior to this, he served as the Senior Vice President and Chief Financial Officer of the company and Vice President of Mojave Therapeutics Inc. Mr. Fenimore also served as the Vice President of CW Group Inc and as Vice President of Needham & Co.
Melissa Lozner
Senior Vice President; Chief Compliance Officer Senior ManagementMs. Melissa Lozner has been the Senior Vice President and Chief Compliance Officer of the company since 2022. Prior to this, she served as the Chief Compliance Officer and Special Counsel at Rafael Holdings. Ms. Lozner also served in various leadership positions in Novartis including the Head of U.S. ethics, risk & compliance, Head of global integrity & compliance, ad interim, and Senior Legal Counsel.
Andrew Deubler
Senior Vice President; Chief Business and Administrative Officer-Regeneron Genetics Center Senior ManagementMr. Andrew Deubler has been Senior Vice President, Chief Business and Administrative Officer of Regeneron Genetics Center at Regeneron. Previously, he held Executive leadership positions at the University of Rochester, University of Rochester Medical Center, Georgetown University Medical Center, Geisinger Health System and Indivumed, GmbH.
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