BP

Ben Portney

Investment Partner at Andreessen Horowitz

New York, New York

Overview 

Ben Portney is an Investment Partner at Andreessen Horowitz in New York, with a background in teaching, entrepreneurship, and fundraising. He has held roles at Flagship Pioneering and T. Rowe Price, showcasing expertise in venture capital and equity research. Portney's career highlights include his current position as an Investment Partner at a prestigious firm like Andreessen Horowitz and his experience as a Senior Associate at Flagship Pioneering, demonstrating his strong track record in venture capital and investment management.

Work Experience 

  • Investment Partner

    2022 - Current

Andreessen Horowitz is a stage-agnostic venture capital firm with assets under management across multiple funds.

  • Senior Associate

    2020 - 2022

  • Associate

    2018 - 2020

  • VentureLabs Fellow

    2018 - 2018

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

  • Equity Research Extern

    2018 - 2018

    Conducted equity research, created financial models, and analyzed science and market landscapes to value small to mid-sized biotechnology companies

T. Rowe Price is an investment management firm that focuses on funding technology startups.

  • Research Analyst

    2016 - 2018

    Developed valuation frameworks, including analysis of clinical trial data, scientific differentiators, and market landscape to identify biotechnology companies with advantageous risk/reward and growth opportunities

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