# CoSyne Therapeutics funding: rounds and investors

> CoSyne Therapeutics has raised $24M across 4 rounds since 2021. Investors include Backed VC. Every round with its source.

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

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

# Who invested in *CoSyne Therapeutics*

4 rounds we have observed, with the one investor 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.

AI

Raised 3 months ago

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Funding summary Updated 27 Oct 2026

**$24M** raised across 4 rounds since 2021, from 4 sources

**$999K** Round **$7.8M** Pre-seed **$4.1M** Seed **$11M** Seed

- **Latest round:** Seed, $11M Jul 2026
- **Step-up i:** 2.6×
- **Investors:** 1

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.

2022 2023 2024 2025 2026

**$999K** Round

**$7.8M** Pre-seed

**$4.1M** Seed

**$11M** Seed

- **First round:** Round, $999K
- **Biggest round:** $11M
- **Usual gap between rounds:** 2 years

## The rounds

- **Jul 2026** Seed **$11M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Aug 2024** Seed **$4.1M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **May 2022** Pre-seed **$7.8M** *1 new* [Backed VC](https://millionrounds.com/fund/backed-vc) Source recorded
- **Sept 2021** Round **$999K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

CoSyne Therapeutics filed 4 raises, $24M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Jul 2026 **$11M** UK share allotment
- Aug 2024 **$4.1M** UK share allotment
- May 2022 **$7.8M** UK share allotment
- Sept 2021 **$999K** UK share allotment

## Founders and team

From CoSyne Therapeutics's own website: 3 founders, 7 on the team.

**Louwai Muhammed** CEO & Co-Founder

**Michael Johnson** CMO & Co-Founder

**Liisi Laaniste** CSO & Co-Founder

- **Sophie Mathiesen** Operations Coordinator
- **Dorota Pregowska** Associate Experimental Biologist
- **Gillian Cannon** Board Member
- **Gui Ribeiro** Senior Software Engineer
- **Joachim Luginbuehl** Director of Experimental Biology
- **Lauren Gould** Associate Experimental Biologist
- **Robert Elliot** Board Member

## Everyone who backed them

[Backed VC](https://millionrounds.com/fund/backed-vc) VC firm **1** round

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

## Quick answers about CoSyne Therapeutics

### Who invested in CoSyne Therapeutics?

CoSyne Therapeutics's investors include Backed VC.

### How much has CoSyne Therapeutics raised?

CoSyne Therapeutics has raised $24M across 4 rounds since 2021.

### When did CoSyne Therapeutics last raise?

CoSyne Therapeutics's most recent round was a Seed of $11M in Jul 2026.

### What was CoSyne Therapeutics's biggest round?

Its most recent round, $11M in Jul 2026, is also its largest on record.

### Who backed CoSyne Therapeutics first?

CoSyne Therapeutics's first round on record, in May 2022, was backed by Backed VC.

### What stage is CoSyne Therapeutics at?

CoSyne Therapeutics's latest named round is a Seed, in Jul 2026.

### Where is CoSyne Therapeutics based?

CoSyne Therapeutics is based in the United Kingdom.

## Companies like CoSyne Therapeutics

In the same sector, and raised in the last eighteen months.

[**Adsilico** $31M · Oct 2026](https://millionrounds.com/company/adsilico)[**Nous** $26M · Oct 2026](https://millionrounds.com/company/nous)[**Epoch** $4.3M · Oct 2026](https://millionrounds.com/company/epoch)[**Cognitive Credit** $64M · Oct 2026](https://millionrounds.com/company/cognitive-credit)[**Marrow** $2.0M · Oct 2026](https://millionrounds.com/company/marrow)[**Opply** $23M · Oct 2026](https://millionrounds.com/company/opply)

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