# Keel Labs funding: rounds and investors

> Keel Labs has raised $13M across 1 round since 2022. Investors include SOSV, Collaborative Fund and Horizons Ventures. Every round with its source.

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

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

# Who invested in *Keel Labs*

One round we have observed, with the 3 investors 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.

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Biotech

Funding summary Updated 27 Oct 2026

**$13M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $13M Jun 2022
- **Investors:** 3

See who backed them

## The rounds

- **Jun 2022** Series A **$13M** [SOSV](https://millionrounds.com/fund/sosv) [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) [Horizons Ventures](https://millionrounds.com/fund/horizons-ventures) Source recorded

## Everyone who backed them

[SOSV](https://millionrounds.com/fund/sosv) VC firm **1** round

[Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) VC firm **1** round

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

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

## Also claim to have backed them

This firm lists Keel Labs as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Mermaid Fund](https://millionrounds.com/fund/mermaid-fund) VC firm Per its own site

## Quick answers about Keel Labs

### Who invested in Keel Labs?

Keel Labs's investors include SOSV, Collaborative Fund and Horizons Ventures.

### How much has Keel Labs raised?

Keel Labs has raised $13M across 1 round since 2022.

### When did Keel Labs last raise?

Keel Labs's most recent round was a Series A of $13M in Jun 2022.

### What was Keel Labs's biggest round?

Its most recent round, $13M in Jun 2022, is also its largest on record.

### Who backed Keel Labs first?

Keel Labs's first round on record, in Jun 2022, was backed by SOSV, Collaborative Fund and Horizons Ventures.

### What stage is Keel Labs at?

Keel Labs's latest named round is a Series A, in Jun 2022.

### Where is Keel Labs based?

Keel Labs is based in the United States.

## Companies like Keel Labs

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

[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)

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