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Jonathan Leff

Jonathan Leff, MBA

Treasurer & Chair, Finance Committee

Jonathan Leff, MBA, is a Partner with Deerfield Management and Chairman of the Deerfield Institute. Mr. Leff joined Deerfield in 2013, and focuses on venture capital and structured investments in biotechnology and pharmaceuticals.

Prior to joining Deerfield, for more than 16 years, Mr. Leff was with Warburg Pincus, where he led the firm’s investment efforts in biotechnology and pharmaceuticals. He has also been active in public policy discussions related to healthcare and medical innovation. Mr. Leff previously served as a member of the Executive Committee of the Board of the National Venture Capital Association (NVCA), and previously led NVCA’s life sciences industry efforts as Chair of NVCA’s Medical Innovation and Competitiveness Coalition (NVCA-MedIC). Mr. Leff also serves on the Emerging Companies Section Board of the Biotechnology Industry Organization. He is a member of several not-for-profit Boards, including the Spinal Muscular Atrophy Foundation, Friends of Cancer Research, and the Columbia University Medical Center Board of Advisors. Mr. Leff received his MBA from Stanford University Graduate School of Business.