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Treeline Biosciences
Treeline Biosciences, Inc. is a biotechnology company headquartered in Massachusetts dedicated to advancing scientific discovery and therapeutics. The company pursues high-standard research to address critical challenges in human health and medicine.
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Treeline Biosciences at a glance
Treeline Biosciences is a biotech company headquartered in United States, founded in 2021. It has raised at least $1.1B across the 4 funding rounds on record. Its most recent funding round, Series A Extension, raised $200M in September 2025. Xcout tracks 21 named people at Treeline Biosciences, including Joshua H. Bilenker, M.D. (Chief Executive Officer). Xcout recorded 57 job postings from Treeline Biosciences in the last 90 days, naming tools such as Okta.
Treeline Biosciences leadership
- Joshua H. Bilenker, M.D.Chief Executive Officer
- Jeff EngelmanChief Scientific Officer
- Josh Bilenker, MDco-founder and CEO
- Jeff EngelmanCSO and Co-Founder
- Jeffrey EngelmanExecutive Officer
- Jeffrey H. EngelmanExecutive Officer
15 more named people on record for Treeline Biosciences, with roles, board committees and tenure — see the full roster →
Treeline Biosciences funding rounds
At least $1.1B raised across the 4 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series A Extension | $200M | 7 named | |
| SEC Form D filing | $421.8M | — | |
| SEC Form D filing | $261.3M | — | |
| SEC Form D filing | $211.7M | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at Treeline Biosciences
Xcout recorded 57 job postings from Treeline Biosciences in the last 90 days, from a hiring record Xcout has kept since May 2026.
Tools named in Treeline Biosciences's job postings
The weekly hiring trend, the roles and locations behind it — see Treeline Biosciences's hiring signals →
Recent Treeline Biosciences news
Investors
Tech stack
Treeline Biosciences competitors
A few of Treeline Biosciences's closest competitors — see the full list of competitors and alternatives →
Proterris, Inc. is a biotechnology company headquartered in Massachusetts, United States, specializing in therapeutic research and development.
Centessa Pharmaceuticals LLC is a biotechnology research company headquartered in Boston, Massachusetts, United States. The company comprises leaders, innovators, and scientists dedicated to pursuing and developing transformational medicines for patients.
Carbon Biosciences, Inc. is a holding company founded in 2021 and headquartered in Massachusetts, United States. The company focuses on drug pipelines, patents, and clinical trials.
Triana Biomedicines, Inc. is a private biotechnology company focused on targeted molecular glue discovery. The company is headquartered in Lexington, Massachusetts.
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More on Treeline Biosciences in Xcout Intel
- 21 named people with titles, LinkedIn and board committees
- 4 funding rounds with the investors in each, and who they co-invest with
- Weekly hiring history and the mix of roles behind it
- 2 corporate events with sources — deals, leadership changes, layoffs
- The full competitor set, tracking, exports and API access