Johnston Erwin is the founder of TRex Bio. TRex Bio has raised $193M, latest Series B $84M (2024). Biotech · South San Francisco, CA.
Johnston Erwin is the founder of TRex Bio. TRex Bio operates in Biotech and is based in South San Francisco, CA. TRex Bio has raised $193M, latest Series B $84M (2024). Backers on record include Eugene Hill, Jon Flint, Steve Arnold, Polaris Partners, SV Health Investors.
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 South San Francisco — who backed them, at what stage, and how much they raised.
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