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Dale Pfost

Director at 28bio, Inc.

DirectorRoles at 2 startups
Updated Nov 9, 2026·Latest SEC filing Oct 29, 2026·Suggest an edit

About Dale Pfost

Dale Pfost is a director of 28bio, Inc. AxoSim, Inc. announced on February 28, 2024 that he and David Weiner became co-chairs of its board. AxoSim develops and applies 3D organoid neurodiscovery platforms. Pfost has a doctorate in physics from Brown University and a bachelor's degree from the University of California, Santa Barbara.

Pfost has served as chief executive officer of six biotechnology companies. Three of them became publicly traded. He became chief executive officer of Chemomab Therapeutics on October 25, 2021, and had retired from the role by February 2024. Before that, he led Lodo Therapeutics as chief executive officer until its acquisition. He was founding chief executive officer of Acuity Pharmaceuticals, Oxford GlycoSciences and Orchid BioSciences. He also led Receptor BioLogix to an acquisition as chief executive officer. He was a general partner at Advent Life Sciences, a venture capital firm. He was acting chief executive officer of MicroBiome Therapeutics, which he co-founded.

Experience

This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Dale Pfost in the role, so the role may have started earlier or lasted longer.

28bio, Inc. Current
Director
2020 – Present · Metairie, LA
Brain organoids made from human cells show drug developers how a candidate may affect patients before it reaches the clinic.
Ancilia Biosciences, Inc.
Director
2023 – 2026 · New York, NY
Develops virus-resistant bacterial therapies for human health and other uses.
AxoSim, Inc.
Co-Chair of the Board of Directors
From 2024
Chemomab Therapeutics
Chief Executive Officer
From 2021
Lodo Therapeutics
CEO
Acuity Pharmaceuticals
Founding CEO
Oxford GlycoSciences
Founding CEO
Orchid BioSciences
Founding CEO
Receptor BioLogix
CEO
Advent Life Sciences
General Partner
MicroBiome Therapeutics
Acting CEO

Key Colleagues at Startups

The people Dale Pfost works with at each company, as listed on that company's latest Form D.

28bio, Inc. · Form D/A, Oct 29, 2026
Alif Saleh
Alif Saleh
Chief Executive Officer and director
David Weiner
David Weiner
Chief Scientific Officer and director
MK
Michael Katz
Director
MK
Miklos Kobor
Director
Paul Friel
Paul Friel
Director
Ancilia Biosciences, Inc. · Form D, Apr 6, 2026
Rodolphe Barrangou
Rodolphe Barrangou
Co-founder, CSO / Part Time and director
Alexandra Sakatos
Alexandra Sakatos
Co-founder, CEO and director
VS

Sources

  1. SEC28bio, Inc. Form D/A, filed Oct 29, 2026
  2. SECAncilia Biosciences, Inc. Form D, filed Apr 6, 2026
  3. company_site28bio.com: AxoSim Appoints Dale Pfost and David Weiner as Board Co-Chairs (February 28, 2024)
  4. secChemomab Therapeutics Ltd. S-1/A (March 22, 2023)