FOSTER CITY, Calif.--(BUSINESS WIRE)--Jul. 27, 2015--
      Gilead Sciences, Inc. (Nasdaq:GILD) today announced the promotion of
      William Lee, PhD to Executive Vice President, Research, and Brett
      Pletcher to Executive Vice President and General Counsel. Dr. Lee and
      Mr. Pletcher will both join Gilead’s senior leadership committee.
    
      Dr. Lee joined Gilead in 1991 and was promoted to Senior Vice President,
      Research in 2000. He has led the expansion of the company’s research
      activities across a range of therapeutic areas, including HIV, liver
      diseases, hematology/oncology, inflammation and respiratory diseases and
      cardiovascular conditions. He reports to Norbert Bischofberger, PhD,
      Executive Vice President, Research and Development and Chief Scientific
      Officer. Prior to joining Gilead, Dr. Lee worked at California
      Biotechnology, Inc. and Syntex. He received his BS in Chemistry from the
      University of Massachusetts, PhD in Chemistry from the University of
      California at San Diego and did postdoctoral work at the Ecole Polytech
      Federal Lausanne and the University of California at Santa Barbara.
    
      “Over the past nearly 25 years, Bill has helped Gilead bring multiple
      product candidates from early stage research into development. His
      contributions to the discovery and advancement of internal drug
      candidates and evaluation of external candidates for potential
      partnership have allowed Gilead to bring important new medicines to
      patients around the world,” commented Dr. Bischofberger.
    
      Mr. Pletcher joined Gilead in 2005 and most recently served as Senior
      Vice President and General Counsel. With this promotion, Mr. Pletcher
      also becomes corporate Secretary for the company. He reports to Gregg
      Alton, Executive Vice President, Corporate and Medical Affairs. Prior to
      joining Gilead, Mr. Pletcher was a partner in the law firm of Gunderson
      Dettmer, LLP, where he focused on providing corporate and securities
      services to emerging growth public and private companies and venture
      capital investors. He received his bachelor’s degree in economics and
      political science from the University of California, Riverside and his
      law degree from the University of California, Berkeley’s Boalt Hall
      School of Law. He is a member of the California State Bar and the Nasdaq
      Listing and Hearing Review Council.
    
      “Brett’s leadership has been instrumental in helping Gilead manage a
      period of significant growth and complexity, particularly as we
      introduce medicines in new geographies. His expertise has helped Gilead
      protect its intellectual property around the world and ensure compliance
      across countries with vastly different legal systems,” commented Mr.
      Alton.
    
About Gilead Sciences
Gilead Sciences is a biopharmaceutical company that discovers, develops
      and commercializes innovative therapeutics in areas of unmet medical
      need. The company’s mission is to advance the care of patients suffering
      from life-threatening diseases. Gilead has operations in more than 30
      countries worldwide, with headquarters in Foster City, California.
    
For more information on Gilead Sciences, please visit the company’s
      website at www.Gilead.com,
      follow Gilead on Twitter (@GileadSciences) or call Gilead Public Affairs
      at 1-800-GILEAD-5 or 1-650-574-3000.
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Source: Gilead Sciences, Inc.
      Gilead Sciences, Inc.Investors:Patrick O’Brien, 650-522-1936MediaAmy
      Flood, 650-522-5643