# Surf Bio funding: rounds and investors

> Surf Bio has raised $1.6M across 1 round since 2024. Investors include Perceptive Advisors. Every round with its source.

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

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

# Who invested in *Surf Bio*

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

Funding summary Updated 26 Oct 2026

**$1.6M** raised across 1 round since 2024, from 1 source

- **Latest round:** Grant, $1.6M Apr 2024
- **Investors:** 1

See who backed them

## The rounds

- **Apr 2024** Grant **$1.6M** [Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) Source recorded

## Founders and team

From Surf Bio's own website and the SEC filings it signed: 14 on the team.

- **Brian Sweeney** Chief Human Resources Officer
- **Darren Snellgrove** Chief Financial Officer
- **Mark Snyder** Chief Legal Officer
- **Paul Spence** Chief Commercial Officer
- **Rhys de Callier** Chief Strategy Officer
- **Barbara Duncan** Director
- **Bernadette Connaughton** Director
- **Dannielle Appelhans** Director
- **Jeffrey W. Henderson** Chair of the Board
- **Jim Daly** Director
- **Jim Lang** Director
- **Matthew L. Posard** Director
- **Bryan Mazlish** Executive Officer, Director i
- **Jennifer Schneider** Executive Officer, Director i

On the board, as filed i *Ben Askew* *Lindy Fishburne*

## Everyone who backed them

[Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) Asset manager **1** round

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

## Also claim to have backed them

These 2 firms list Surf 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.

[Breakout Labs](https://millionrounds.com/fund/breakout-labs) Angel Per its own site

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

## Quick answers about Surf Bio

### Who invested in Surf Bio?

Surf Bio's investors include Perceptive Advisors.

### How much has Surf Bio raised?

Surf Bio has raised $1.6M across 1 round since 2024.

### When did Surf Bio last raise?

Surf Bio's most recent round was a Grant of $1.6M in Apr 2024.

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

Its most recent round, $1.6M in Apr 2024, is also its largest on record.

### Who backed Surf Bio first?

Surf Bio's first round on record, in Apr 2024, was backed by Perceptive Advisors.

### What stage is Surf Bio at?

Surf Bio's latest named round is a Grant, in Apr 2024.

### Where is Surf Bio based?

Surf Bio is based in the United States.

## Companies like Surf Bio

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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