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John Trzupek

Investor

Managing Director at Bain Capital · Managing Director at Bain Capital Life Sciences

Boston

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About

John Trzupek joined Bain Capital in 2025 as a Managing Director on the Life Sciences team. He previously served as COO and CFO at Abata Therapeutics and Chief Business Officer at KSQ Therapeutics, and held business and scientific roles at Pfizer, including Director of Strategy for inflammation and immunology. He began his career as a Research Fellow at Memorial Sloan-Kettering Cancer Center.

Invests in

Biotech

Experience

  1. Bain CapitalManaging Directorcurrent2025 — presentGreater Boston
  2. Abata TherapeuticsChief Operating Officer & Chief Financial Officer2024 — 2025
  3. Abata TherapeuticsChief Operating Officer2021 — 2024Greater Boston
  4. Third Rock VenturesBusiness Consultant2021Greater Boston
  5. KSQ Therapeutics, Inc.Chief Business Officer2019 — 2021Greater Boston
  6. KSQ Therapeutics, Inc.CFO (interim) & Head of Corporate Development2018 — 2019Greater Boston
  7. KSQ Therapeutics, Inc.Senior Director, Head of Corporate Development2015 — 2018Greater Boston Area
  8. PfizerDirector of Strategy, Inflammation & Immunology Research2015Greater Boston Area
  9. PfizerAssociate Director, Strategy and Operations, Immunoscience Research2013 — 2015Greater Boston
  10. PfizerPrincipal Scientist, BioTherapeutics Chemistry2011 — 2013Greater Boston
  11. PfizerSenior Scientist, BioTherapeutics Chemistry2009 — 2011Greater Boston
  12. PfizerSenior Research Scientist2008 — 2009Greater Boston
  13. Memorial Sloan-Kettering Cancer CenterResearch Fellow2006 — 2008New York City Metropolitan Area
  14. The Scripps Research InstituteGraduate Student2001 — 2006San Diego County, California, United States

Skills & more

Medicinal Chemistry35Lead Change10Drug Design14Drug Discovery62Organic Synthesis7Strategic Thinking5Pharmaceutical Industry25Strategy14Leadership4Drug Development5Organic Chemistry4R&D7
+2 moreChemistryCross-functional Team Leadership

From John's professional profile.

Colleagues at Bain Capital

Adam Nebesar
Managing Director at Bain Capital
Ajay Agarwal
Partner at Bain Capital Ventures
Alberto De Antoni
Vice President at Bain Capital
Alena Harrison
Operating Partner at Bain Capital Double Impact Fund LP
Alex Hocherman
Managing Director at Bain Capital
Alexander Katz
Investor at Bain Capital Real Estate
Alexandra Assante
Vice President, Treasury at Bain Capital Venture
Alfred Bonfantini
Director at Bain Capital Credit

Frequently asked questions

Who is John Trzupek?
John Trzupek joined Bain Capital in 2025 as a Managing Director on the Life Sciences team. He previously served as COO and CFO at Abata Therapeutics and Chief Business Officer at KSQ Therapeutics, and held business and scientific roles at Pfizer, including Director of Strategy for inflammation and immunology. He began his career as a Research Fellow at Memorial Sloan-Kettering Cancer Center.
Where does John Trzupek work?
John Trzupek is Managing Director at Bain Capital.
What does John Trzupek invest in?
John Trzupek invests in Biotech.
Where did John Trzupek go to school?
John Trzupek studied at The University of Chicago Booth School of Business (MBA, Finance); Scripps Research (Ph.D., Organic Chemistry); Northwestern University (BA, Chemistry).

Same school

Shared employers