# Syndex Bio funding: rounds and investors

> Syndex Bio has raised $30M across 3 rounds since 2024. Investors include ARCH Venture Partners. Every round with its source.

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

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

# Who invested in *Syndex Bio*

3 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 9 months ago

Funding summary Updated 26 Oct 2026

**$30M** raised across 3 rounds since 2024, from 3 sources

**$1.6M** Round **$12M** Round **$16M** Seed

- **Latest round:** Seed, $16M Feb 2026
- **Step-up i:** 1.2×
- **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.

2025 2026

**$1.6M** Round

**$12M** Round

**$16M** Seed

- **First round:** Round, $1.6M
- **Biggest round:** $16M
- **Usual gap between rounds:** 10 months

## The rounds

- **Feb 2026** Seed **$16M** *1 new* [ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) Source recorded
- **Mar 2025** Round **$12M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet SEC filing: $16M sold, first sale Feb 2025
- **Nov 2024** Round **$1.6M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet SEC filing: $16M sold, first sale Feb 2025

## Funding filed with regulators

Syndex Bio filed 2 raises, $14M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Mar 2025 **$12M** UK share allotment
- Nov 2024 **$1.6M** UK share allotment

## Everyone who backed them

[ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) VC firm **1** round

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

## Quick answers about Syndex Bio

### Who invested in Syndex Bio?

Syndex Bio's investors include ARCH Venture Partners.

### How much has Syndex Bio raised?

Syndex Bio has raised $30M across 3 rounds since 2024.

### When did Syndex Bio last raise?

Syndex Bio's most recent round was a Seed of $16M in Feb 2026.

### What was Syndex Bio's biggest round?

Its most recent round, $16M in Feb 2026, is also its largest on record.

### Who backed Syndex Bio first?

Syndex Bio's first round on record, in Feb 2026, was backed by ARCH Venture Partners.

### What stage is Syndex Bio at?

Syndex Bio's latest named round is a Seed, in Feb 2026.

### Where is Syndex Bio based?

Syndex Bio is based in the United Kingdom.

## Companies like Syndex Bio

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

[**Marrow** $2.0M · Oct 2026](https://millionrounds.com/company/marrow)[**Cognitive Credit** $64M · Oct 2026](https://millionrounds.com/company/cognitive-credit)[**Opply** $23M · Oct 2026](https://millionrounds.com/company/opply)[**XRlabs** $8.4M · Oct 2026](https://millionrounds.com/company/xrlabs)[**Salience Labs** $169M · Oct 2026](https://millionrounds.com/company/salience-labs)[**Affinity Labs** $3.2M · Oct 2026](https://millionrounds.com/company/affinity-labs)

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