Cytospire Therapeutics
Next generation immune cell engagers for cancer
London, United States · Founded 2023 · $182.0M raised
- Headquarters
- London
- Employees
- 11–50
- Founded
- 2023
- Business Model
- B2B
- Website
- cytospire.com
- Total Funding
- $182.0M
- Last Round
- $83.0M Venture RoundMay 2026
- Rounds
- 2
About
Cytospire Therapeutics is a UK-based clinical-stage biotechnology company developing next-generation multispecific immune cell engagers for cancer treatment. Its lead programs are pan-gamma delta (γδ) T cell engagers designed to direct the innate and adaptive immune system against tumors, offering a safer and more tailored alternative to CD3-based engagers. The company was founded by leadership previously at Adaptate Biotherapeutics and GammaDelta Therapeutics, both acquired by Takeda Pharmaceuticals, and raised an oversubscribed £61 million ($83M) Series A in May 2026 led by 4BIO Capital.
Summary
Cytospire Therapeutics is a Biotech company based in London, United States, founded in 2023. It has raised $182.0M in total across 2 rounds, most recently a $83.0M Venture Round round in May 2026. Investors include 4BIO Capital, Servier Ventures and British Business Bank.
Tech & App Stack
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Funding History
May 2026
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Venture Round through Series A — per-round amounts, valuations, and who invested in each round.
Investors
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