# Aro Biotherapeutics funding: rounds and investors

> Aro Biotherapeutics has raised $42M across 1 round since 2023. Investors include Northpond Ventures. Every round with its source.

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

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

# Who invested in *Aro Biotherapeutics*

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.

Biotech

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Funding summary Updated 27 Oct 2026

**$42M** raised across 1 round since 2023, from 1 source

- **Latest round:** Series B, $42M Nov 2023
- **Investors:** 1

See who backed them

## The rounds

- **Nov 2023** Series B **$42M** [Northpond Ventures](https://millionrounds.com/fund/northpond-ventures) Source recorded

## Founders and team

From the SEC filings it signed: 5 on the team.

- **Karyn B O'Neil** Executive Officer, Director i
- **Mark B Laurenzi** Executive Officer i
- **Mittie B Doyle** Executive Officer i
- **Scott B Greenberg** Executive Officer i
- **Susan B Dillon** Executive Officer, Director i

On the board, as filed i *Bruce B Peacock* *Christopher B Mirabelli* *Daniel B Janse* *Elizabeth B Anderson* *Kevin B Raidy* *Marten B Steen*

## Everyone who backed them

[Northpond Ventures](https://millionrounds.com/fund/northpond-ventures) Private equity **1** round

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

## Quick answers about Aro Biotherapeutics

### Who invested in Aro Biotherapeutics?

Aro Biotherapeutics's investors include Northpond Ventures.

### How much has Aro Biotherapeutics raised?

Aro Biotherapeutics has raised $42M across 1 round since 2023.

### When did Aro Biotherapeutics last raise?

Aro Biotherapeutics's most recent round was a Series B of $42M in Nov 2023.

### What was Aro Biotherapeutics's biggest round?

Its most recent round, $42M in Nov 2023, is also its largest on record.

### Who backed Aro Biotherapeutics first?

Aro Biotherapeutics's first round on record, in Nov 2023, was backed by Northpond Ventures.

### What stage is Aro Biotherapeutics at?

Aro Biotherapeutics's latest named round is a Series B, in Nov 2023.

### Where is Aro Biotherapeutics based?

Aro Biotherapeutics is based in the United States.

## Companies like Aro Biotherapeutics

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

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