# Kiin Bio funding: rounds and investors

> Kiin Bio has raised $2.2M across 1 round since 2025. Investors include B2venture and Heartfelt Capital. Every round with its source.

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

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

# Who invested in *Kiin Bio*

One round we have observed, with the 2 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

Funding summary Updated 26 Oct 2026

**$2.2M** raised across 1 round since 2025, from 1 source

- **Latest round:** Pre-seed, $2.2M Jun 2025
- **Investors:** 2

See who backed them

## The rounds

- **Jun 2025** Pre-seed **$2.2M** [B2venture](https://millionrounds.com/fund/b2venture) [Heartfelt Capital](https://millionrounds.com/fund/heartfelt) Source recorded

## Everyone who backed them

[B2venture](https://millionrounds.com/fund/b2venture) VC firm **1** round

[Heartfelt Capital](https://millionrounds.com/fund/heartfelt) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Kiin 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.

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

[Rule30](https://millionrounds.com/fund/rule30) VC firm Per its own site

## Quick answers about Kiin Bio

### Who invested in Kiin Bio?

Kiin Bio's investors include B2venture and Heartfelt Capital.

### How much has Kiin Bio raised?

Kiin Bio has raised $2.2M across 1 round since 2025.

### When did Kiin Bio last raise?

Kiin Bio's most recent round was a Pre-seed of $2.2M in Jun 2025.

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

Its most recent round, $2.2M in Jun 2025, is also its largest on record.

### Who backed Kiin Bio first?

Kiin Bio's first round on record, in Jun 2025, was backed by B2venture and Heartfelt Capital.

### What stage is Kiin Bio at?

Kiin Bio's latest named round is a Pre-seed, in Jun 2025.

### Where is Kiin Bio based?

Kiin Bio is based in the United Kingdom.

## Companies like Kiin 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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