Frank L. Karbe

Executive Vice President and Chief Financial Officer

Frank L. Karbe has served as Executive Vice President and Chief Financial Officer since July 2007. From February 2004 to July 2007, Mr. Karbe served as Senior Vice President, Chief Financial Officer. From 1997 to January 2004, Mr. Karbe worked as an investment banker for Goldman Sachs & Co., where he served most recently as Vice President in the healthcare group focusing on corporate finance and mergers & acquisitions in the biotechnology industry. Prior to Goldman Sachs, Mr. Karbe held various positions in the finance department of The Royal Dutch/Shell Group in Europe. Mr. Karbe holds a Diplom Kaufmann from the WHU—Otto Beisheim Graduate School of Management, Koblenz, Germany (equivalent to a U.S. Masters of Business Administration).