# Callio Therapeutics funding: rounds and investors

> Callio Therapeutics has raised $187M across 1 round since 2025. Investors include Norwest Venture Partners, Novo Holdings and EDBI. Every round with its source.

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

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

# Who invested in *Callio Therapeutics*

One round we have observed, with the 4 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

**$187M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $187M Mar 2025
- **Investors:** 4

See who backed them

## The rounds

- **Mar 2025** Series A **$187M** [Norwest Venture Partners](https://millionrounds.com/fund/norwest) [Novo Holdings](https://millionrounds.com/fund/novo-ventures) [EDBI](https://millionrounds.com/fund/edbi) [Omega Funds](https://millionrounds.com/fund/omega-funds) Source recorded

## Founders and team

From Callio Therapeutics's own website: 4 on the team.

- **Zachary Hornby** Chief Executive Officer
- **Kevin Hambly** Chief Business Officer
- **Kiran Asarpota** Chief Operating Officer
- **Meredith Wesley** Chief Human Resources Officer

## Everyone who backed them

[Norwest Venture Partners](https://millionrounds.com/fund/norwest) VC firm **1** round

[Novo Holdings](https://millionrounds.com/fund/novo-ventures) VC firm **1** round

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

[Omega Funds](https://millionrounds.com/fund/omega-funds) VC firm **1** round

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

## Quick answers about Callio Therapeutics

### Who invested in Callio Therapeutics?

Callio Therapeutics's investors include Norwest Venture Partners, Novo Holdings, EDBI and Omega Funds.

### How much has Callio Therapeutics raised?

Callio Therapeutics has raised $187M across 1 round since 2025.

### When did Callio Therapeutics last raise?

Callio Therapeutics's most recent round was a Series A of $187M in Mar 2025.

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

Its most recent round, $187M in Mar 2025, is also its largest on record.

### Who backed Callio Therapeutics first?

Callio Therapeutics's first round on record, in Mar 2025, was backed by Norwest Venture Partners, Novo Holdings and EDBI and 1 others.

### What stage is Callio Therapeutics at?

Callio Therapeutics's latest named round is a Series A, in Mar 2025.

### Where is Callio Therapeutics based?

Callio Therapeutics is based in the United States.

## Companies like Callio 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)[**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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