# SynsoryBio funding: rounds and investors

> SynsoryBio has raised $500K across 1 round since 2024. Investors include Y Combinator and Unpopular Ventures. Every round with its source.

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

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

# Who invested in *SynsoryBio*

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.

Biotech

Funding summary Updated 26 Oct 2026

**$500K** raised across 1 round since 2024, from 1 source

- **Latest round:** Pre-seed, $500K Apr 2024
- **Investors:** 2

See who backed them

## The rounds

- **Apr 2024** Pre-seed **$500K** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

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

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

## Quick answers about SynsoryBio

### Who invested in SynsoryBio?

SynsoryBio's investors include Y Combinator and Unpopular Ventures.

### How much has SynsoryBio raised?

SynsoryBio has raised $500K across 1 round since 2024.

### When did SynsoryBio last raise?

SynsoryBio's most recent round was a Pre-seed of $500K in Apr 2024.

### What was SynsoryBio's biggest round?

Its most recent round, $500K in Apr 2024, is also its largest on record.

### Who backed SynsoryBio first?

SynsoryBio's first round on record, in Apr 2024, was backed by Y Combinator and Unpopular Ventures.

### What stage is SynsoryBio at?

SynsoryBio's latest named round is a Pre-seed, in Apr 2024.

### Where is SynsoryBio based?

SynsoryBio is based in the United States.

## Companies like SynsoryBio

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)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)

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