United Kingdom · 
Who invested in Broken String Biosciences?
Broken String Biosciences's investors include Tengxun Touzi, Illumina Ventures, Eurostars and DvH Ventures.
20242025
$15MSeries A$8.0MSeries A?Venture$6.4MRound
United Kingdom · Venture startup
Who invested in Broken String Biosciences
Funding summaryUpdated 26 Oct 2026
$29Mraised across 4 rounds since 2023, from 4 sources
$15MSeries A$8.0MSeries A$6.4MRound
- Latest round
- Round, $6.4MOct 2025
- Biggest round
- $15MSeries A · Sept 2023
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $15M Sept 2023
- Biggest round
- $15M Series A · Sept 2023
- Usual gap between rounds
- 9 months the median of 3
The rounds
- Oct 2025Round$6.4M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Jul 2025
- Oct 2024Series A$8.0M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Sept 2023
Funding filed with regulators
Broken String Biosciences filed 3 raises, $23M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Oct 2025$6.4MUK share allotment
- Oct 2024$8.0MUK share allotment
- Aug 2023$8.8MUK share allotment
Founders and team
From Broken String Biosciences's own website: 5 on the team.
- Gabe LongoriaChief Commercial Officer
- Samantha MacroChief Finance Officer
- Claire DacombeVP Sales APAC & EU
- Claudia MelaraVP Sales & Support, North America
- Hannah IngramVP Global Marketing
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.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Broken String Biosciences
How much has Broken String Biosciences raised?
Broken String Biosciences has raised $29M across 4 rounds since 2023. One round did not disclose an amount, so the total is a floor.
When did Broken String Biosciences last raise?
Broken String Biosciences's most recent round, $6.4M, was in Oct 2025.
What was Broken String Biosciences's biggest round?
Broken String Biosciences's largest round on record is $15M (Series A), in Sept 2023.
Who backed Broken String Biosciences first?
Broken String Biosciences's first round on record, in Sept 2023, was backed by Tengxun Touzi, Illumina Ventures and DvH Ventures.
What stage is Broken String Biosciences at?
Broken String Biosciences's latest named round is a Venture, in Jul 2025.
Where is Broken String Biosciences based?
Broken String Biosciences is based in the United Kingdom.
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