Jack Y. Zhang, Ph.D.
Chief Executive Officer, President, Chief Scientific Officer, and Director
Jack Y. Zhang, Ph.D. has served as Amphastar Pharmaceutical’s Chief Executive Officer and as a member of the Board of Directors since its inception in 1996. He has also served as Amphastar’s Chief Scientific Officer since 2005 and as the President from 1996 until June 2013, and from April 2020 to present. Dr. Zhang has over 35 years of experience in chemistry, physics, management, and training including operations management of a chemical manufacturing facility with more than 2,000 employees to the start-up of an analytical laboratory serving defense cleanup. He is the co-founder of Applied Physics & Chemistry Laboratory (“APCL”), a full service, chemical analytical laboratory in Chino, California, where he held the position of President for 15 years. Dr. Zhang is named as the inventor on several U.S. and foreign patents and has authored numerous academic publications. He received a Ph.D. in Chemistry from the State University of New York at Stony Brook and was a Post Doctoral Research Associate at the California Institute of Technology.
Mary Z. Luo, Ph.D.
Chief Operating Officer, Chief Scientist, and Chairman of the Board of Directors
Mary Z. Luo, Ph.D. has served as Chief Operating Officer for Amphastar Pharmaceuticals, Inc. and Chairman of the Board of Directors since its inception in 1996. She has also served as a Chief Scientist since 2005 and Corporate Secretary from 1996 through April 2004. As co-founder of both Amphastar Pharmaceuticals, Inc. and APCL, Dr. Luo has over 30 years of academic and practical experience in the field of chemistry. She provides scientific leadership through her research and activities in technology transfer, regulatory submission, intellectual property, clinical research, recruitment, and training. Dr. Luo is a professor emeritus of chemistry at California State Polytechnic University, Pomona and is named as the inventor on several U.S. and foreign patents. She received a Ph.D. in Chemistry from Princeton University and was a Post Doctoral Research Associate at the California Institute of Technology.
Bill Peters, M.B.A.
Chief Financial Officer, Treasurer, Executive Vice President of Finance, and President of International Medication Systems, Ltd.
Bill Peters has served as our Chief Financial Officer, Treasurer since April 2014, and President of International Medication Systems, Ltd. since March 2016 (Amphastar’s subsidiary). Mr. Peters previously served as Executive Vice President and Chief Financial Officer of Hi-Tech Pharmacal Co., Inc., or Hi-Tech, from August 2013 to April 2014 and Vice President and Chief Financial Officer at Hi-Tech from May 2004 to August 2013. From September 2003 to May 2004 he was Vice President of Corporate Development at Hi-Tech. From 2001 to 2003 Mr. Peters was the Director, Financial Evaluations for the Medco Health Solution subsidiary of Merck & Co., Inc., or Merck & Co., and Manager of Corporate Financial Analysis and Pharmaceutical Economics at Merck & Co. from 1998 to 2001. During his seven year career at Merck & Co., he also served as Manager of Treasury Planning and Analysis. He began his career in General Electric’s Financial Management Program at its Aerospace division, where he later held positions in financial analysis and internal auditing. He earned an M.B.A. from Wharton School of Business, University of Pennsylvania and a B.S. in Business Administration from Bucknell University.
Rong Zhou, M.S.
Executive VP of Production; President of Armstrong, and Amphastar Nanjing Pharmaceuticals
Rong Zhou, M.S., has served as Executive Vice President of Production Center since June 2015, President of Armstrong Pharmaceuticals since March 2014, President of Amphastar Nanjing Pharmaceuticals since April 2021 (both are Amphastar’s subsidiaries), and as our Senior Vice President of Scientific Affairs since August 2012. Mr. Zhou served as Corporate Vice President of Scientific Affairs from October 2001 until his promotion to Senior Vice President. From July 2000 to October 2001, Mr. Zhou was Vice President of Scientific Affairs of International Medication Systems (Amphastar Pharmaceutical’s subsidiary company). From July 1999 to July 2000, Mr. Zhou was Associate Vice President of Scientific Affairs of Amphastar Pharmaceuticals. From November 1998 to July 2000, Mr. Zhou was Director of Validation Department of International Medication Systems. From 1992 to 1998, Mr. Zhou was a Principle Chemist at Gensia (Sicor) Pharmaceutical’s. Mr. Zhou received a B.S. in Chemical Engineering from the Fuzhou University in 1982 and an M.S. from the Youngstown State University in 1992.
Jacob Liawatidewi, M.B.A.
Executive VP of Corporate Administration Center, Sales, and Marketing, President of Amphastar France Pharmaceuticals, and Corporate Secretary
Jacob Liawatidewi, M.B.A., has served as Executive Vice President of Corporate Administration Center and Sales and Marketing since May 2020, and President of Amphastar France Pharmaceuticals since December 2020 (Amphastar subsidiary), and as Senior Vice President of Corporate Administration Center since March 2014, Corporate Secretary since June 2013, and Senior Vice President of Sales and Marketing since December 2013. Mr. Liawatidewi served as Vice President of Sales and Marketing from August 2012 until his promotion to Senior Vice President. From August 2005 to August 2012, Mr. Liawatidewi was the company’s Associate Vice President of Sales and Marketing. Since joining the company in June 1997 to August 2005, Mr. Liawatidewi held various roles in the company’s business development, sales, and marketing department. Mr. Liawatidewi received a B.S. in Biology from California State University of Fresno in 1996 and an M.B.A. from the National University in 2014.