Jason Cole is the founder of Zag Bio. Zag Bio has raised $80M, latest Series A $80M (2025). Biotech · Cambridge, MA.
Jason Cole is the founder of Zag Bio. Zag Bio operates in Biotech and is based in Cambridge, MA. Zag Bio has raised $80M, latest Series A $80M (2025). Backers on record include Brian Lewis, Jon Flint, Polaris Partners.
This founder profile draws on disclosed rounds, filings and investor records in the StartupFundraising database and is updated as new funding is recorded. Founders raising now use profiles like this one to study comparable Biotech journeys in Cambridge — who backed them, at what stage, and how much they raised.
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