NDA Partners LLC: A Development Partner to Biopharmaceutical Investors and Companies

Richard C. Siegel, PhD

Practice Area Focus

  • Product Development Strategy
  • CMC Strategy
  • Manufacturing Process
  • Formulation
  • Biologics
  • Biosimilars
  • Combination Products
  • Monoclonal Antibodies
  • Therapeutic Proteins


Dr. Siegel joined NDA Partners as a Premier Expert Consultant in 2015. He is a biologics CMC development expert providing technical and strategic guidance on both early and late stage development activities, and a technical expert in process development and manufacture of monoclonal antibodies, therapeutic proteins and conjugates, peptides, cellular products and oligonucleotides.

Dr. Siegel was formerly Vice President and Global Head of Portfolio Management, and Vice President and Global Head of Large Molecule Portfolio Management and Technical Integration at Janssen Research and Development; Vice President of API Technical Operations at the Global Pharmaceutical Supply Group (a J&J company); and Vice President of New Technology and Business Management with Global Biologics Supply Chain (a J&J company). Dr. Siegel has also held several senior executive positions at Centocor Research and Development during which time he was responsible for the overall management of the Pharmaceutical Development department. Over his career, Dr. Siegel led process development for six licensed monoclonal antibody products.