Thomas H. Silberg
President and Chief Executive Officer

Mr. Silberg currently serves as president and chief executive officer of APP Pharmaceuticals. Prior to the spin-off of the proprietary business, Mr. Silberg served as president of Abraxis Pharmaceutical Products (APP) since September 2006, after joining Abraxis BioScience as executive vice president, commercial operations and operational excellence in May 2006. Most recently, Mr. Silberg served as chief operating officer of Tercica, Inc., where his direct responsibilities included regulatory, clinical development, medical affairs, manufacturing, quality assurance/quality control, sales and marketing, business development, and project management. Prior to his work at Tercica, Mr. Silberg was executive vice president and chief operating officer of Ligand Pharmaceuticals after serving as senior vice president of commercial operations. Mr. Silberg began his career in 1972 with Hoffmann-LaRoche, Inc., where, over a 27-year span he held a variety of positions and rose through the management ranks to vice president of business operations. Mr. Silberg earned a B.S. in marketing and advertising from the University of Minnesota.

Frank Harmon
Executive Vice President and Chief Operating Officer

Mr. Harmon currently serves as executive vice president and chief operating officer for APP Pharmaceuticals. Prior to the spin-off of the proprietary business, Mr Harmon served as executive vice president and chief operating officer of Abraxis Pharmaceutical Products (APP) since September 2006, after having joined Abraxis in May 2006 as the executive vice president of global operations. Mr. Harmon oversees global manufacturing operations as well as the corporate quality assurance and quality control and the supply chain organizations as well as Generic Product Development, Regulatory Affairs and Operational Excellence. Prior to joining Abraxis, Mr. Harmon was the senior vice president, manufacturing operations for the Sterile Technologies Group at Cardinal Health where he was responsible for multiple sites throughout the United States and Puerto Rico. Mr. Harmon has also served as vice president, biopharmaceutical operations for Aventis Behring. Mr. Harmon earned an MBA from St. Louis University and undergraduate B.S. degrees in biology and chemistry from Western Kentucky University.

Richard E. Maroun
Chief Administrative Officer, General Counsel and Corporate Secretary

Mr. Maroun currently serves as chief administrative officer, general counsel and corporate secretary for APP Pharmaceuticals. Prior to the spin-off of the proprietary business, Mr. Maroun served as chief administrative officer, general counsel and corporate secretary for Abraxis BioScience, Inc. Mr. Maroun joined American Bioscience, Inc. (ABI), the parent company of American Pharmaceutical Products, Inc. In August 2004 as general counsel and vice president of corporate development. Before joining ABI, Mr. Maroun served as Director, Merrill Lynch Private Wealth Management for four years. Before 2000, Mr. Maroun practiced law in Northern California specializing in business and tax matters and was a Senior Tax Manager with Deloitte & Touche. Mr. Maroun holds a B.S. in economics from John Carroll University in Cleveland, Ohio, a J.D. from Santa Clara University and an L.L.M in taxation from Boston University.

Richard J. Tajak
Executive Vice President and Chief Financial Officer

Richard J. Tajak currently serves as Executive Vice President and Chief Financial Officer for APP Pharmaceuticals. Mr. Tajak has over 25 years of broad and extensive experience in the pharmaceutical industry and came to APP from Astellas Pharmaceuticals. At Astellas, Mr. Tajak held the position of Senior Vice President, Finance/Treasurer, was an officer of Astellas' U.S. and Canadian operations, a member of the Senior Executive Committee, President of Astellas' captive insurance company and a member of the fiduciary committee of Astellas' Retirement and Savings Plan. Prior to Astellas, Mr. Tajak served at Lyphomed and Fujisawa Healthcare, Inc. Mr. Tajak holds a Bachelors degree in Finance, an MBA from the University of Notre Dame, and is a Certified Public Accountant.