Bill Desmarais, Ph.D., MBA

Bill Desmarais brings over two decades of leadership across finance, business development, and strategic operations in the biopharmaceutical industry. He has led and executed transformative transactions across the industry, with experience spanning both buy-side and sell-side dealmaking. He previously held executive roles as Chief Business Officer at Alchemab Therapeutics and TScan Therapeutics, and was Vice President of Business Development at Momenta Pharmaceuticals, where he helped guide the company through its acquisition. Earlier, he spent over a decade at Eli Lilly in Search & Evaluation and Business Development, advancing global partnership strategy and pipeline expansion. Bill holds a Ph.D. in Biophysics and Structural Biology from Brandeis University, an M.B.A. from the MIT Sloan School of Management, and a B.S. in Biology from Purdue University.