Genetics Experts

Michael A. Narachi

President and Chief Executive Officer
Orexigen Therapeutics, Inc.
United States of America


Michael A. Narachi has served as our President and Chief Executive Officer and a member of our board of directors since March 2009. Previously, Mr. Narachi served as Chairman, Chief Executive Officer and President of Ren Pharmaceuticals, Inc., a private biotechnology company, from November 2006 to March 2009. From August 2002 to January 2008, Mr. Narachi served as chairman of the board of directors of Naryx Pharma, Inc., a private pharmaceutical company. In 2004, Mr. Narachi retired as an officer and Vice President of Amgen Inc., a leading therapeutics company, where he served as General Manager of Amgen’s Anemia Business from 1999 to 2003. Mr. Narachi joined Amgen in 1984 and held various positions throughout the organization including: Product Development Team Leader for NEUPOGEN® Director of Clinical Operations in Thousand Oaks, CA and Cambridge, UK; Vice President of Development and Representative Director for Amgen Japan; Head of Corporate Strategic Planning; Chief Operations Officer of Amgen BioPharma; and Vice President, Licensing and Business Development. He currently serves on the board of directors of Ultragenyx Pharmaceutical, Inc. Mr. Narachi received a B.S. in Biology and an M.A. degree in Biology and Genetics from the University of California at Davis. He received an M.B.A. from the Anderson Graduate School of Management at University of California, Los Angeles. Mr. Narachi also currently serves as the Chair of the Emerging Companies Section Governing Board of BIO, the Biotechnology Industry Organization.

Research Interest

 Biology and Genetics

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