# BASE4 Biosciences funding: rounds and investors

> BASE4 Biosciences has raised $851K across 1 round since 2026. Investors include K Fund. Every round with its source.

Source: https://millionrounds.com/company/base4-biosciences (Millionrounds; every figure on the page links to its filing or article)

Spain · [Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *BASE4 Biosciences*

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.

Healthcare

Raised 7 months ago

Funding summary Updated 26 Oct 2026

**$851K** raised across 1 round since 2026, from 1 source

- **Latest round:** Pre-seed, $851K Apr 2026
- **Investors:** 1

See who backed them

## The rounds

- **Apr 2026** Pre-seed **$851K** [K Fund](https://millionrounds.com/fund/kfund) Source recorded

## Everyone who backed them

[K Fund](https://millionrounds.com/fund/kfund) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=base4-biosciences).

## Quick answers about BASE4 Biosciences

### Who invested in BASE4 Biosciences?

BASE4 Biosciences's investors include K Fund.

### How much has BASE4 Biosciences raised?

BASE4 Biosciences has raised $851K across 1 round since 2026.

### When did BASE4 Biosciences last raise?

BASE4 Biosciences's most recent round was a Pre-seed of $851K in Apr 2026.

### What was BASE4 Biosciences's biggest round?

Its most recent round, $851K in Apr 2026, is also its largest on record.

### Who backed BASE4 Biosciences first?

BASE4 Biosciences's first round on record, in Apr 2026, was backed by K Fund.

### What stage is BASE4 Biosciences at?

BASE4 Biosciences's latest named round is a Pre-seed, in Apr 2026.

### Where is BASE4 Biosciences based?

BASE4 Biosciences is based in Spain.

## Companies like BASE4 Biosciences

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

[**HAWK Biosystems** $3.9M · Oct 2026](https://millionrounds.com/company/hawk-biosystems)[**Anaconda Biomed** $73M · Sept 2026](https://millionrounds.com/company/anaconda-biomed)[**iPremom** $17M · Sept 2026](https://millionrounds.com/company/ipremom)[**Onalabs Inno-hub** $11M · Jul 2026](https://millionrounds.com/company/onalabs-inno-hub)[**Ona Therapeutics** $98M · Jun 2026](https://millionrounds.com/company/ona-therapeutics)[**DARWIN Biomed** $2.3M · May 2026](https://millionrounds.com/company/darwin-biomed)

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