John H. Johnson

Director

Mr. Johnson served on Cempra’s board of directors since June 2009. He served as president and chief executive officer of Dendreon Corp., a publicly traded biotechnology company (NASDAQ: DNDN), from February 2012, became chairman in July 2013, and served as chairman until June 2014 and president and chief executive officer until August 2014. He served as the chief executive officer and as a director of Savient Pharmaceuticals, Inc., a company that developed and commercialized specialty pharmaceuticals, from 2011 to January 2012. Mr. Johnson was senior vice president of Eli Lilly (NYSE: LLY) and Company and president of Lilly Oncology, Eli Lilly’s oncology business unit, from 2009 to 2011. From 2007 to 2009, Mr. Johnson was chief executive officer of ImClone Systems Incorporated, a biopharmaceutical development company, and was also a member of ImClone’s board of directors until it became a wholly owned subsidiary of Eli Lilly in 2008. From 2005 to 2007, Mr. Johnson served as company group chairman of Johnson & Johnson’s Worldwide Biopharmaceuticals unit. Mr. Johnson served as chairman of the board of Tranzyme, Inc. (NASDAQ: TZYM), a publicly traded biopharmaceutical company, from December 2010 until July 2013. Mr. Johnson serves as the chairman of the board of Strongbridge Biopharma PLC (NASDAQ: SBBP), a global biopharmaceutical company, and also serves as lead independent director of Sucampo Pharmaceuticals, Inc. (NASDAQ: SCMP), a global biopharmaceutical company, Portola Pharmaceuticals, Inc. (NASDAQ: PTLA), a biopharmaceutical company, and Histogenics Corporation (NASDAQ: HSGX), a regenerative medicine company. Mr. Johnson holds a B.S. in Education from East Stroudsburg University of Pennsylvania. Among other experience, qualifications, attributes and skills, Mr. Johnson’s leadership roles in large pharmaceutical organizations led to the conclusion of Cempra’s board of directors that he should serve as a director of Cempra in light of Cempra’s business and structure.