Wednesday, August 16, 2023

Boston, MA

Adam Siebert

Adam Siebert is a Managing Director and Partner in L.E.K. Consulting’s New York office and a member of the Life Sciences practice. He has been with L.E.K. for over eight years, and has experience across diagnostics and research tools, bioprocessing and pharma services, and emerging, mid-cap and large pharma. Adam has helped a number of clients in the life sciences industry with growth strategy, life cycle management, portfolio optimization and M&A projects.

Adam holds a Bachelor of Science from Boston College and a Ph.D. from the Perelman School of Medicine at the University of Pennsylvania.


Undergraduate: Bachelor of Science, Boston College

Graduate: Ph.D., Perelman School of Medicine, University of Pennsylvania

Adam Siebert, L.E.K. Consulting

Jeff Holder

Jeff Holder, PhD, is a Managing Director and Partner in L.E.K. Consulting’s Life Sciences practice, based in San Francisco. He has deep experience in helping clients develop, manufacture, supply and enable advanced therapeutic modalities, including cell and gene therapies. Jeff has expertise in the life science tools, bioprocessing, biopharma services and diagnostics space with a particular focus on growth strategy, portfolio planning, new product opportunities and business development support.

Jeff, who joined the firm in 2016, holds a PhD in organic chemistry from the California Institute of Technology, a BA in chemistry from Harvard University and was an NIH postdoctoral fellow at U.C. Berkeley.


Undergraduate: Bachelor of Arts in Chemistry, Harvard University

Graduate: PhD in Organic Chemistry, California Institute of Technology

Jeff Holder, L.E.K. Consulting