Leonard Schleifer – Biography
Last update: March 30, 2026Executive profile
Leonard Schleifer joined Regeneron Pharmaceuticals in 1988. Leonard served as Chairman of the Board and Chief Executive Officer at Regeneron Pharmaceuticals.
Leonard Schleifer is currentlyPresident, Chief Executive Officer, Director at Regeneron Pharmaceuticals - View - Regeneron Pharmaceuticals org chart
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Education
Leonard Schleifer has a Doctor of Medicine from University of Virginia and a PhD in Pharmacology from University of Virginia.
They have also studied at University of Virginia :
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They have also studied at University of Virginia :
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Company Colleagues
- At Regeneron Pharmaceuticals, Leonard Schleifer has 94 colleagues including Bonnie Bassler (Chairman of the Board), Joseph Goldstein (Director)…
Industry Colleagues
- In the Pharmaceuticals industry, Leonard Schleifer has 22,991 colleagues in 1,914 companies located in 68 countries. 10,821 executive movements have been recorded in the last 12 months. Learn more about Pharmaceuticals.
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