# Complement Therapeutics funding: rounds and investors

> Complement Therapeutics has raised $79M across 1 round since 2023. Investors include Forbion Capital Partners. Every round with its source.

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

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

# Who invested in *Complement Therapeutics*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech

Funding summary Updated 26 Oct 2026

**$79M** raised across 1 round since 2023, from 1 source

- **Latest round:** Series A, $79M Apr 2023
- **Investors:** 1

See who backed them

## The rounds

- **Apr 2023** Series A **$79M** [Forbion Capital Partners](https://millionrounds.com/fund/forbion-capital-partners) Source recorded

## Everyone who backed them

[Forbion Capital Partners](https://millionrounds.com/fund/forbion-capital-partners) Private equity **1** round

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

## Quick answers about Complement Therapeutics

### Who invested in Complement Therapeutics?

Complement Therapeutics's investors include Forbion Capital Partners.

### How much has Complement Therapeutics raised?

Complement Therapeutics has raised $79M across 1 round since 2023.

### When did Complement Therapeutics last raise?

Complement Therapeutics's most recent round was a Series A of $79M in Apr 2023.

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

Its most recent round, $79M in Apr 2023, is also its largest on record.

### Who backed Complement Therapeutics first?

Complement Therapeutics's first round on record, in Apr 2023, was backed by Forbion Capital Partners.

### What stage is Complement Therapeutics at?

Complement Therapeutics's latest named round is a Series A, in Apr 2023.

### Where is Complement Therapeutics based?

Complement Therapeutics is based in the United Kingdom.

## Companies like Complement Therapeutics

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

[**HydRegen** $12M · Oct 2026](https://millionrounds.com/company/hydregen)[**OMass Therapeutics** $442M · Oct 2026](https://millionrounds.com/company/omass-therapeutics)[**CMR Surgical** $1.1B · Oct 2026](https://millionrounds.com/company/cmr-surgical)[**Living Optics** $61M · Oct 2026](https://millionrounds.com/company/living-optics)[**Bactobio** $18M · Oct 2026](https://millionrounds.com/company/bactobio)[**RHYTHM AI** $23M · Sept 2026](https://millionrounds.com/company/rhythm-ai)

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