# T-Therapeutics funding: rounds and investors

> T-Therapeutics has raised $279M across 5 rounds since 2024. Investors include Tengxun Touzi, Business Growth Fund and Sofinnova Partners.

Source: https://millionrounds.com/company/t-therapeutics (Millionrounds; every figure on the page links to its filing or article)

United Kingdom · [Series B startup](https://millionrounds.com/companies)

# Who invested in *T-Therapeutics*

5 rounds we have observed, with the 15 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech Healthcare

Raised this month

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Funding summary Updated 7 Nov 2026

**$279M** raised across 5 rounds since 2024, from 7 sources

**$66M** Series A **$133M** Series B

- **Latest round:** Series B, $133M Nov 2026
- **Led by:** British Business Bank and Advent Life Sciences Llp
- **Step-up i:** 4.2×
- **Investors:** 15 (2 led)

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2025 2026

**$38M** Series A

**$11M** Series A

**$66M** Series A

**$32M** Series A

**$133M** Series B

- **First round:** Series A, $38M
- **Biggest round:** $133M
- **Usual gap between rounds:** 12 months

## The rounds

- **Nov 2026** Series B **$133M** *10 new* *4 returning* [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) Lead [Advent Life Sciences Llp](https://millionrounds.com/fund/advent-life-sciences) Lead [Tengxun Touzi](https://millionrounds.com/fund/tengxun-touzi) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) [F-Prime Capital](https://millionrounds.com/fund/f-prime) [Eli Lilly](https://millionrounds.com/fund/eli-lilly) [Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) [Digitalis Ventures](https://millionrounds.com/fund/digitalis-ventures) [Cambridge Innovation Capital](https://millionrounds.com/fund/cambridge-innovation-capital) [Johnson & Johnson Robotics and Digital Solutions](https://millionrounds.com/fund/johnson-and-johnson-robotics-and-digital-solutions) [M/VENTURES](https://millionrounds.com/fund/m-ventures-6) [Sanofi Ventures](https://millionrounds.com/fund/sanofi-ventures) [JJDC](https://millionrounds.com/fund/jjdc) Reported by Advent Life Sciences Llp and 2 others
- **Nov 2025** Series A **$32M** *5 new* [Tengxun Touzi](https://millionrounds.com/fund/tengxun-touzi) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) [Sanofi](https://millionrounds.com/fund/sanofi) [Digitalis Ventures](https://millionrounds.com/fund/digitalis-ventures) Reported by Silicon Canals
- **Aug 2025** Series A **$66M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **May 2025** Series A **$11M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Mar 2024** Series A **$38M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

T-Therapeutics filed 4 raises, $76M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Oct 2025 **$19M** UK share allotment
- Aug 2025 **$33M** UK share allotment
- May 2025 **$5.3M** UK share allotment
- Mar 2024 **$19M** UK share allotment

## Founders and team

From T-Therapeutics's own website: 7 on the team.

- **E-Chiang Lee PhD** Executive Vice President of Research
- **Marc-Olivier Turgeon PhD** Vice President of Business Development & Strategy
- **Mateusz Wydro PhD** Vice President of CMC and Development
- **Chris Schiering PhD** Head of Immunology
- **Anne Horgan PhD** Board Member
- **Luke Rajah PhD** Board Member
- **Samuel Bjork** Board Member

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Series A** 2024 **Series A** 2025 **Series A** 2025 **Series A** 2025 **Series B** 2026 [Tengxun Touzi](https://millionrounds.com/fund/tengxun-touzi) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) [Digitalis Ventures](https://millionrounds.com/fund/digitalis-ventures) [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) L [Advent Life Sciences Llp](https://millionrounds.com/fund/advent-life-sciences) L [F-Prime Capital](https://millionrounds.com/fund/f-prime) [Eli Lilly](https://millionrounds.com/fund/eli-lilly) [Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) [Sanofi](https://millionrounds.com/fund/sanofi)

## Everyone who backed them

[Tengxun Touzi](https://millionrounds.com/fund/tengxun-touzi) VC firm **2** rounds

[Business Growth Fund](https://millionrounds.com/fund/bgf) Private equity **2** rounds

[Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) VC firm **2** rounds

[Digitalis Ventures](https://millionrounds.com/fund/digitalis-ventures) VC firm **2** rounds

[British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) Corporate VC **1** round, led 1

[Advent Life Sciences Llp](https://millionrounds.com/fund/advent-life-sciences) VC firm **1** round, led 1

[F-Prime Capital](https://millionrounds.com/fund/f-prime) VC firm **1** round

[Eli Lilly](https://millionrounds.com/fund/eli-lilly) Corporate VC **1** round

[Samsara BioCapital](https://millionrounds.com/fund/samsara-biocapital) VC firm **1** round

[Sanofi](https://millionrounds.com/fund/sanofi) Investment firm **1** round

[Cambridge Innovation Capital](https://millionrounds.com/fund/cambridge-innovation-capital) VC firm **1** round

[Johnson & Johnson Robotics and Digital Solutions](https://millionrounds.com/fund/johnson-and-johnson-robotics-and-digital-solutions) Corporate VC **1** round

[M/VENTURES](https://millionrounds.com/fund/m-ventures-6) VC firm **1** round

[Sanofi Ventures](https://millionrounds.com/fund/sanofi-ventures) Corporate VC **1** round

[JJDC](https://millionrounds.com/fund/jjdc) Investment firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=t-therapeutics).

## Quick answers about T-Therapeutics

### Who invested in T-Therapeutics?

T-Therapeutics's investors include Tengxun Touzi, Business Growth Fund, Sofinnova Partners, Digitalis Ventures and British Business Bank, and 10 more on record. British Business Bank led its latest round.

### How much has T-Therapeutics raised?

T-Therapeutics has raised $279M across 5 rounds since 2024.

### When did T-Therapeutics last raise?

T-Therapeutics's most recent round was a Series B of $133M in Nov 2026, led by British Business Bank.

### What was T-Therapeutics's biggest round?

Its most recent round, $133M in Nov 2026, is also its largest on record.

### Who backed T-Therapeutics first?

T-Therapeutics's first round on record, in Nov 2025, was backed by Tengxun Touzi, Business Growth Fund and Sofinnova Partners and 2 others.

### What stage is T-Therapeutics at?

T-Therapeutics's latest named round is a Series B, in Nov 2026.

### Where is T-Therapeutics based?

T-Therapeutics is based in the United Kingdom.

### Who led T-Therapeutics's rounds?

British Business Bank led the Series B in 2026.

## Companies like T-Therapeutics

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