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Marc Cohen

Chief Executive Officer and director at C4 Therapeutics. Also an executive officer and director at AI Proteins.

ExecutiveDirectorPublic company
Updated Nov 9, 2026·Latest SEC filing Jun 23, 2022·Suggest an edit

About Marc Cohen

Marc Cohen filed with the SEC as chief executive officer and director of C4 Therapeutics from 2020 to 2022.

Form D filings name Marc Cohen as an executive officer and director at AI Proteins.

Marc Cohen reports to the SEC as a director, officer or major shareholder of 3 public companies, including Korro Bio (KRRO) and Opnet Technologies (OPNT).

Marc Cohen first appears on SEC filings in 2006.

Experience

This experience comes from SEC filings. The years are when the filings name Marc Cohen in the role, so the role may have started earlier or lasted longer.

C4 Therapeutics, Inc.
Chief Executive Officer and director
2020 – 2022 · Public company (CCCC)
Korro Bio, Inc.
Director
2019 – 2022 · Public company (KRRO)
AI Proteins, Inc.
Executive officer and director
2022 · Boston, MA
Opnet Technologies Inc.
Chairman, CEO, Treas & Secy
2006 – 2012 · Public company (OPNT)

Key Colleagues at Startups

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

AI Proteins, Inc. · Form D, Jan 21, 2022
BM
Bill McKee
Director
JN
Julia Novina
Chief Legal Officer
GM
EP
CN
Carl Novina
Director
DD
NB
AB
CB
Chris Bahl
Executive officer and director
MS

Sources

  1. SECAI Proteins, Inc. Form D, filed Jan 21, 2022
  2. SECForms 3, 4 and 5 filed by Marc Cohen (SEC filer 1132945)