# Surf Therapeutics funding: rounds and investors

> Surf Therapeutics has raised $6.0M across 1 round since 2026. Investors include MassChallenge, SOSV and Vertical Venture Partners. Every round with its source.

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

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

# Who invested in *Surf Therapeutics*

One round we have observed, with the 3 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.

Healthcare

Raised 8 months ago

Funding summary Updated 26 Oct 2026

**$6.0M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $6.0M Mar 2026
- **Investors:** 3

See who backed them

## The rounds

- **Mar 2026** Seed **$6.0M** [MassChallenge](https://millionrounds.com/fund/masschallenge) [SOSV](https://millionrounds.com/fund/sosv) [Vertical Venture Partners](https://millionrounds.com/fund/vertical-venture-partners) Source recorded

## Everyone who backed them

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

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

[Vertical Venture Partners](https://millionrounds.com/fund/vertical-venture-partners) VC firm **1** round

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

## Also claim to have backed them

These 4 firms list Surf Therapeutics 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.

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

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

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

[Device of Tomorrow Capital](https://millionrounds.com/fund/device-of-tomorrow-capital) Investment firm Per its own site

## Quick answers about Surf Therapeutics

### Who invested in Surf Therapeutics?

Surf Therapeutics's investors include MassChallenge, SOSV and Vertical Venture Partners.

### How much has Surf Therapeutics raised?

Surf Therapeutics has raised $6.0M across 1 round since 2026.

### When did Surf Therapeutics last raise?

Surf Therapeutics's most recent round was a Seed of $6.0M in Mar 2026.

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

Its most recent round, $6.0M in Mar 2026, is also its largest on record.

### Who backed Surf Therapeutics first?

Surf Therapeutics's first round on record, in Mar 2026, was backed by MassChallenge, SOSV and Vertical Venture Partners.

### What stage is Surf Therapeutics at?

Surf Therapeutics's latest named round is a Seed, in Mar 2026.

### Where is Surf Therapeutics based?

Surf Therapeutics is based in the United States.

## Companies like Surf Therapeutics

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)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**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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