# MarraBio funding: rounds and investors

> MarraBio has raised $2.6M across 2 rounds since 2023. Investors include Northstar Ventures and Maven Capital Partners. Every round with its source.

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

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

# Who invested in *MarraBio*

2 rounds we have observed, with the 2 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

Funding summary Updated 26 Oct 2026

**$2.6M** raised across 2 rounds since 2023, from 2 sources

**$1.9M** Round **$619K** Seed

- **Latest round:** Seed, $619K Sept 2023
- **Biggest round:** $1.9M Round · Feb 2023
- **Investors:** 2

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.

2024

**$1.9M** Round

**$619K** Seed

- **First round:** Round, $1.9M
- **Biggest round:** $1.9M
- **Between rounds:** 7 months

## The rounds

- **Sept 2023** Seed **$619K** *2 new* [Northstar Ventures](https://millionrounds.com/fund/northstar-ventures) [Maven Capital Partners](https://millionrounds.com/fund/maven-capital-partners) Source recorded
- **Feb 2023** Round **$1.9M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## 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.

**Round** 2023 **Seed** 2023 [Northstar Ventures](https://millionrounds.com/fund/northstar-ventures) [Maven Capital Partners](https://millionrounds.com/fund/maven-capital-partners)

## Everyone who backed them

[Northstar Ventures](https://millionrounds.com/fund/northstar-ventures) VC firm **1** round

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

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

## Quick answers about MarraBio

### Who invested in MarraBio?

MarraBio's investors include Northstar Ventures and Maven Capital Partners.

### How much has MarraBio raised?

MarraBio has raised $2.6M across 2 rounds since 2023.

### When did MarraBio last raise?

MarraBio's most recent round was a Seed of $619K in Sept 2023.

### What was MarraBio's biggest round?

MarraBio's largest round on record is $1.9M, in Feb 2023.

### Who backed MarraBio first?

MarraBio's first round on record, in Sept 2023, was backed by Northstar Ventures and Maven Capital Partners.

### What stage is MarraBio at?

MarraBio's latest named round is a Seed, in Sept 2023.

### Where is MarraBio based?

MarraBio is based in the United Kingdom.

## Companies like MarraBio

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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