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People / mike mezzino
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Career profile

mike mezzino

business @ openai

San Francisco, California, United States

Career path.

  1. OpenAI

    Business

    Feb 2026 - Present
  2. Mainstay

    Chief of Staff

    Mar 2025 - Mar 2026
  3. Opendoor.com

    Head of Biz Ops + Chief of Staff (Partnerships)

    Jul 2019 - Mar 2025
  4. PwC

    Product Manager, New Ventures

    Jul 2018 - Jul 2019
  5. PwC

    Consultant, FinTech

    Aug 2015 - Jun 2018
  6. Students of Georgetown, Inc.

    Director of Human Resources

    Feb 2014 - Feb 2015
  7. NextGenJournal

    Director of Growth

    Jun 2011 - Dec 2012