# Leucine funding: rounds and investors

> Leucine has raised $7.0M across 1 round since 2023. Investors include Techstars and MassChallenge. Every round with its source.

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

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

# Who invested in *Leucine*

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

**$7.0M** raised across 1 round since 2023, from 2 sources

- **Latest round:** Series A, $7.0M Oct 2023
- **Investors:** 2

See who backed them

## The rounds

- **Oct 2023** Series A **$7.0M** [Techstars](https://millionrounds.com/fund/techstars) [MassChallenge](https://millionrounds.com/fund/masschallenge) Source recorded and 1 other

## Everyone who backed them

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

[MassChallenge](https://millionrounds.com/fund/masschallenge) Accelerator **1** round

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

## Also claim to have backed them

This firm lists Leucine 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.

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

## Quick answers about Leucine

### Who invested in Leucine?

Leucine's investors include Techstars and MassChallenge.

### How much has Leucine raised?

Leucine has raised $7.0M across 1 round since 2023.

### When did Leucine last raise?

Leucine's most recent round was a Series A of $7.0M in Oct 2023.

### What was Leucine's biggest round?

Its most recent round, $7.0M in Oct 2023, is also its largest on record.

### Who backed Leucine first?

Leucine's first round on record, in Oct 2023, was backed by Techstars and MassChallenge.

### What stage is Leucine at?

Leucine's latest named round is a Series A, in Oct 2023.

### Where is Leucine based?

Leucine is based in the United States.

## Companies like Leucine

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)

## Find investors like these

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