Management Team

Impax Pharmaceuticals’ management team is rich in experience in the pharmaceutical industry, including experience with some of the world’s largest and most successful drug manufacturers. Combined, they possess decades of experience in pharmaceutical research and product development and in the development, growth and commercialization of new therapeutic products and treatments.



Michael J. Nestor

President, Impax Specialty Pharma Division

Michael J. Nestor joined in March 2008 as the President of our branded products division. Before joining Impax he was Chief Operating Officer of Piedmont Pharmaceuticals, a specialty pharmaceutical company. Prior to Piedmont, Mr. Nestor was CEO of NanoBio, a start-up biopharmaceutical company where the company raised $30 million in financing. Prior to NanoBio, Mr. Nestor was at Alpharma, initially as President of the pharmaceutical business and later as President of the branded specialty pharmaceutical business where he established Alpharma's pain franchise. Before this he was President, International Business at Banner Inc., a global contract manufacturing organization. Mr. Nestor also spent 16 years at Lederle Laboratories / Wyeth holding increasing positions of responsibility including Vice President, Cardiovascular business, Vice President / General Manager of Lederle-Praxis Biologics, and Vice President/ General Manager of Wyeth-Lederle Vaccines and Pediatrics. Mr. Nestor has experience in a number of pharmaceutical therapeutic areas including vaccines, anti-infectives, dermatologics, CNS, generics and analgesics. Mr. Nestor has a Bachelor's degree in Business Administration from Middle Tennessee State University and a Master of Business Administration from Pepperdine University.

Suneel Gupta, Ph.D.

Chief Scientific Officer, Impax Specialty Pharma Division

Dr. Gupta joined Impax in Feb 2008 from ALZA/Johnson & Johnson, where he was most recently Sr. Vice President. Dr. Gupta held several leadership positions with increasing responsibilities over almost 20 years at ALZA/JnJ. Dr. Gupta made significant contributions to development of several drug delivery based products. Dr. Gupta has worked across several therapeutic areas. His research interest focuses on the influence of rate and route of drug delivery to discover new indications, maximize clinical utility and/or effectiveness. He is often credited as the co-inventor of several drug delivery products. Before ALZA, Dr Gupta worked for about four years at Ciba Geigy (India) in scale-up and manufacturing of several products.

Dr. Gupta did his Ph.D. from Univ. of Manchester and Post-Doc from University of California, San Francisco. Dr. Gupta is a coauthor on more than 200 research publications and co-inventor on more than 40 patents.