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Stephen Berenson

Managing Partner at Flagship Pioneering

Cambridge, Massachusetts

Overview 

Stephen Berenson is the Managing Partner at Flagship Pioneering in Cambridge, Massachusetts. With a background in serving on the boards of various biotech companies and holding leadership positions at J.P. Morgan, Berenson has made significant investments in companies like Inari and Cellarity. Berenson's career highlights include serving as Chairman of the Board at Cellarity and Seres Therapeutics, as well as being a Member of the Board of Directors at multiple innovative companies in the biotech sector.

Work Experience 

  • Managing Partner

    2017 - Current

    Capital formation, value growth and realization, strategic partnerships, strategic and operational initiatives

Flagship Pioneering is a venture capital firm that invests in life sciences and healthcare companies.

  • Member Board of Directors

    2024

Inari is a biotechnology company that aims to transform agriculture and its impact on society and the environment.

Raised $609,000,000.00 from Flagship Pioneering, Rokos Capital Management, State of Michigan Retirement System, Hanwha Impact Partners, Rivas Capital, NGS Super and CPP Investments.

  • Chairman of the Board

    2021

Cellarity is a therapeutics company that uses genomic technologies, data science, and AI to develop a new generation of therapies.

Raised $294,000,000.00 from Kyowa Kirin, Flagship Pioneering and Hanwha Impact Partners.

  • Chairman Of The Board

    2019

Seres Therapeutics is a microbiome therapeutics company that develops treatments for serious diseases.

Raised $537,800,000.00 from Oaktree Capital Management.

  • Member Board Of Directors

    2017

  • Member Board Of Directors

    2021 - 2024

Repertoire Immune Medicines is a clinical stage biotechnology company.

Raised $257,275,890.00 from Invus, PSP Investments, SoftBank Vision Fund, Flagship Pioneering and Alaska Permanent Fund.

  • Member Board Of Directors

    2017 - 2021

CIBO scales regenerative advanced platform technology that connects growers to incentives and enterprises to growers.

Raised $67,399,997.00 from Flagship Pioneering and Indigo by Telkom Indonesia.

  • Vice Chairman

    2005 - 2017

    Senior Banker

  • Managing Director

    1998 - 2005

    Co-head of Technology Investment Banking

  • Managing Director

    1992 - 1998

    Equity Capital Markets and Derivatives

  • Vice President

    1984 - 1992

    Latin America M&A

J.P. Morgan Ventures Energy Corporation provides commodity risk management solutions in both the physical .

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