Treeline Biosciences
Medicines, elevated
Watertown, United States · Founded 2021 · $821.8M raised
- Headquarters
- Watertown, Massachusetts
- Employees
- 51–200
- Founded
- 2021
- Business Model
- B2B
- Website
- treeline.bio
- Total Funding
- $821.8M
- Last Round
- $200.0M Extension RoundSep 2025
- Rounds
- 3
About
Treeline Biosciences is a clinical-stage biopharma developing precision medicines for cancer, autoimmune, and neurological diseases. The company integrates in-house biology, chemistry, protein science, and computational/ML tools to advance a pipeline of inhibitors, protein degraders, and antibody drug conjugates through human clinical trials.
Summary
Treeline Biosciences is a Biotech company based in Watertown, United States, founded in 2021. It has raised $821.8M in total across 3 rounds, most recently a $200.0M Extension Round round in Sep 2025. Investors include The GBA Fund, GV (Google Ventures) and HM Capital.
Tech & App Stack
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Funding History
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Sep 2025
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Series A through Extension Round — per-round amounts, valuations, and who invested in each round.
Investors
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