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Alexandra Cantley

Alexandra Cantley

Director at Cirrus Therapeutics. Also a director at Auron Therapeutics, Crossbow Therapeutics and EpiBiologics.

DirectorRoles at 4 startups
Updated Nov 9, 2026·Latest SEC filing Aug 13, 2026·Suggest an edit

About Alexandra Cantley

Alexandra Cantley is a director at Cirrus Therapeutics.

Form D filings also name Alexandra Cantley as a director at Auron Therapeutics, Crossbow Therapeutics and EpiBiologics.

Alexandra Cantley first appears on SEC filings in 2022.

Experience

This experience comes from Alexandra Cantley's profile and from SEC filings. For roles taken from filings, the years are when the filings name Alexandra Cantley in the role, so the role may have started earlier or lasted longer.

Amplifire eLearning Current
Board Member
2026 – Present
Cirrus Therapeutics, Inc. Current
Director
2025 – Present · Cambridge, MA
Crossbow Therapeutics, Inc. Current
Director
2023 – Present · Cambridge, MA
Auron Therapeutics, Inc. Current
Director
2022 – Present · Wellesley, MA
Develops potential treatments for people with cancer and inflammatory diseases.
EpiBiologics, Inc. Current
Director
2022 – Present · San Mateo, CA
TRexBio Current
Board Member
2022 – Present
Polaris Partners Current
Partner
2019 – Present
Capstan Therapeutics
Board Observer
2022 – 2025
Inzen Therapeutics
Scientist
2017 – 2019
Vertex Pharmaceuticals
Vertex Fellow
2016 – 2017
Harvard University
Graduate Student
2011 – 2016
Columbia University
Research technician
2009 – 2011

Key Colleagues at Startups

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

Auron Therapeutics, Inc. · Form D, Aug 13, 2026
Pini Orbach
Pini Orbach
Director
Serge Messerlian
Serge Messerlian
Board Director
Anna French
Anna French
Director
KY
Katharine Yen
Founder & CEO, director
Crossbow Therapeutics, Inc. · Form D, Sep 30, 2025
AN
Alexander Nolte
Executive officer
DW
Dmitri Wiederschain
Executive officer
SA
CB
Charles Baum
Director
Briggs Morrison
Briggs Morrison
Chief Executive Officer and director
IM
AL
Alon Lazarus
Director
TF
Todd Foley
Director
Cirrus Therapeutics, Inc. · Form D, Aug 19, 2025
AD
Andrew Dick
Director and promoter
KS
Khoo Shih
Director
YC
Ying Kai Chan
President and director
EpiBiologics, Inc. · Form D/A, Apr 25, 2024
JC
Jason Coloma
Director
AK
Ann Lee-Karlon
CEO and director
SB
Samuel Bjork
Director
MM
Mitchell Mutz
Executive officer and director
SM
JW
James Wells
Director

Sources

  1. SECAuron Therapeutics, Inc. Form D, filed Aug 13, 2026
  2. SECCrossbow Therapeutics, Inc. Form D, filed Sep 30, 2025
  3. SECCirrus Therapeutics, Inc. Form D, filed Aug 19, 2025
  4. SECEpiBiologics, Inc. Form D/A, filed Apr 25, 2024