# Meredith Fisher

> Meredith Fisher is a Cambridge-based scientist, investor and company co-creator, a partner at Mass General Brigham Ventures, and the founding interim CEO of Mediar Therapeutics. Her work spans early financing, executive recruitment and board service. She also co-founded Harvard Graduate Women in Science and Engineering and received its 2013 Mentor of the Year recognition.

- **Role:** Partner at Mass General Brigham Ventures
- **Organizations:** Mass General Brigham Ventures, Mediar Therapeutics, Violet Therapeutics, Harvard Graduate Women in Science and Engineering, WEST - Women in the Enterprise of Science and Technology, Bracebridge Capital, Ginkgo Bioworks, Enlight Biosciences / PureTech Ventures, Idenix Pharmaceuticals, Anadys Pharmaceuticals
- **Education:** BA, Biology and Chemistry, Mount Holyoke College, PhD, Molecular Microbiology, Harvard University, MBA, MIT Sloan School of Management
- **Known for:** Co-created Mediar Therapeutics, led its early financing and served as interim CEO., Co-founded multiple Mass General Brigham Ventures portfolio companies, including three as founding CEO, according to Violet’s biography., Co-founded HGWISE in 2005 and received its 2013 Mentor of the Year award.

## Career timeline

- **Early career; dates not verified** — Research scientist at Anadys Pharmaceuticals and Idenix Pharmaceuticals.
- **2005** — Co-founded HGWISE with Sarah Boyer and Martine Zilversmit; served as its first co-chair.
- **Before 2015; exact dates not verified** — Technology and business development at Enlight Biosciences / PureTech; head of business development at Ginkgo Bioworks; director of private investments in Bracebridge Capital’s private/family office.
- **2013** — Named HGWISE Mentor of the Year after returning to its mentoring program in 2012.
- **2014** — Participated in RESI 3 family office investment panel at Fenway Park.
- **2015** — Joined Partners Innovation Fund, now Mass General Brigham Ventures, according to her 2017 interview.
- **2017-2020** — Co-chair and board director of WEST; LinkedIn gives January 2020 as the end date.
- **2019** — Served as Mediar’s interim CEO during its early formation and recruitment period.
- **2023** — Mediar announced an $85 million Series A and Rahul Ballal as CEO; Fisher’s role continued on the board.
- **2026** — Identified as Violet’s founding CEO in its May seed-extension announcement.

## Achievements

- Co-created Mediar Therapeutics, led its early financing and served as interim CEO.
- Co-founded multiple Mass General Brigham Ventures portfolio companies, including three as founding CEO, according to Violet’s biography.
- Co-founded HGWISE in 2005 and received its 2013 Mentor of the Year award.
- Included in Global Corporate Venturing’s Rising Stars rosters in 2017 and 2019.

## Latest updates

- **2026-05** — Violet Therapeutics announced a $4.75 million seed extension led by Lifespan Vision Ventures; its release identified Fisher as a Mass General Brigham Ventures partner and Violet’s founding CEO.

## Links

- LinkedIn: https://www.linkedin.com/in/meredithcfisher/

---

Profile page: https://yespress.io/meredith-fisher
Published by YesPress — https://yespress.io
Last updated: 2026-10-25