Ona Therapeutics
First-in-class ADCs tailored to attack advanced cancer.
Barcelona, United States · Founded 2019 · $152.1M raised
- Headquarters
- Barcelona
- Employees
- 11–50
- Founded
- 2019
- Business Model
- B2B
- Website
- ona-therapeutics.com
- Total Funding
- $152.1M
- Last Round
- $86.6M Series BJun 2026
- Rounds
- 4
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
Ona Therapeutics is a biotechnology company, founded in 2019 and spun out of ICREA and IRB, pioneering first-in-class antibody drug conjugates (ADCs) that exploit the molecular underpinnings of advanced cancer. The company partners with renowned academics and clinicians to discover novel therapeutic targets from the unique biology of treatment-refractory advanced cancer patients, combining privileged biology with its expertise in biologics to craft ADCs and antibody therapies for patients with no remaining alternatives.
Summary
Ona Therapeutics is a Biotech company based in Barcelona, United States, founded in 2019. It has raised $152.1M in total across 4 rounds, most recently a $86.6M Series B round in Jun 2026. Investors include Asabys Partners, Ysios Capital and Alta Life Sciences.
Tech & App Stack
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Funding History
Jun 2026
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Funding: Seed through Series B. Amounts, valuations, and investors where available.
Investors
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