# Red Queen Bio funding: rounds and investors

> Red Queen Bio has raised $15M across 1 round since 2026. Investors include OpenAI, Sam Altman and Fifty Years. Every round with its source.

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

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

# Who invested in *Red Queen Bio*

One round we have observed, with the 5 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.

AI Healthcare

Raised 8 months ago

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Funding summary Updated 5 Nov 2026

**$15M** raised across 1 round since 2026, from 2 sources

- **Latest round:** Seed, $15M Mar 2026
- **Led by:** OpenAI
- **Investors:** 5 (1 led)

See who backed them

## The rounds

- **Mar 2026** Seed **$15M** [OpenAI](https://millionrounds.com/fund/openai) Lead [Sam Altman](https://millionrounds.com/fund/sam-altman) [Fifty Years](https://millionrounds.com/fund/fifty-years-industries-llc) [Cerberus Ventures](https://millionrounds.com/fund/cerberus-ventures) [Halcyon Futures](https://millionrounds.com/fund/halcyon-futures) Reported by Crunchbase News and 1 other

## Founders and team

From Red Queen Bio's own website: 2 on the team.

- **Nikolai Eroshenko PhD** CEO
- **Hannu Rajaniemi PhD** Executive Director

## Everyone who backed them

[OpenAI](https://millionrounds.com/fund/openai) VC firm **1** round, led 1

[Sam Altman](https://millionrounds.com/fund/sam-altman) Angel **1** round

[Fifty Years](https://millionrounds.com/fund/fifty-years-industries-llc) VC firm **1** round

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

[Halcyon Futures](https://millionrounds.com/fund/halcyon-futures) Incubator **1** round

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

## Also claim to have backed them

These 6 firms list Red Queen Bio as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Compound](https://millionrounds.com/fund/compound-4) VC firm Per its own site

[The Venture Collective](https://millionrounds.com/fund/the-venture-collective) VC firm Per its own site

[LongeVC](https://millionrounds.com/fund/longevc) VC firm Per its own site

[CliffsVC](https://millionrounds.com/fund/cliffsvc) Venture studio Per its own site

[Dhuna Ventures](https://millionrounds.com/fund/dhuna-ventures) VC firm Per its own site

[Granpool](https://millionrounds.com/fund/granpool) VC firm Per its own site

## Quick answers about Red Queen Bio

### Who invested in Red Queen Bio?

Red Queen Bio's investors include OpenAI, Sam Altman, Fifty Years, Cerberus Ventures and Halcyon Futures. OpenAI led its latest round.

### How much has Red Queen Bio raised?

Red Queen Bio has raised $15M across 1 round since 2026.

### When did Red Queen Bio last raise?

Red Queen Bio's most recent round was a Seed of $15M in Mar 2026, led by OpenAI.

### What was Red Queen Bio's biggest round?

Its most recent round, $15M in Mar 2026, is also its largest on record.

### Who backed Red Queen Bio first?

Red Queen Bio's first round on record, in Mar 2026, was backed by OpenAI, Sam Altman and Fifty Years and 2 others.

### What stage is Red Queen Bio at?

Red Queen Bio's latest named round is a Seed, in Mar 2026.

### Where is Red Queen Bio based?

Red Queen Bio is based in the United States.

### Who led Red Queen Bio's rounds?

OpenAI led the Seed in 2026.

## Companies like Red Queen Bio

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

[**Journify** $12M · Nov 2026](https://millionrounds.com/company/journify)[**Laza Medical** $160M · Nov 2026](https://millionrounds.com/company/laza-medical)[**Nooks** $543M · Nov 2026](https://millionrounds.com/company/nooks)[**Agrani Labs** $123M · Nov 2026](https://millionrounds.com/company/agrani-labs)[**Guava** $13M · Nov 2026](https://millionrounds.com/company/guava)[**Applied Compute** $580M · Nov 2026](https://millionrounds.com/company/applied-compute)

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