# Leo Cancer Care funding: rounds and investors

> Leo Cancer Care has raised $65M across 1 round since 2026. Investors include Alumni Ventures, Serra Ventures and Catalio Capital Management.

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

United Kingdom · [Series D startup](https://millionrounds.com/companies)

# Who invested in *Leo Cancer Care*

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 4 months ago

Funding summary Updated 26 Oct 2026

**$65M** raised across 1 round since 2026, from 1 source

- **Latest round:** Series D, $65M Jul 2026
- **Investors:** 3

See who backed them

## The rounds

- **Jul 2026** Series D **$65M** [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Serra Ventures](https://millionrounds.com/fund/serra-ventures) [Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) Source recorded

## Founders and team

From Leo Cancer Care's own website: 1 founder, 13 on the team.

**Rock Mackie** Co-Founder

- **Stephen Towe** Chief Executive Officer
- **Andy Harley** Chief Financial Officer
- **Eric Schloesser** Chief Product Officer
- **Jennifer Xistris** Chief Human Resources Officer
- **Mike Bauer** Chief Commercial Officer
- **Niek Schreuder** Chief Scientific Officer
- **Their Stories** Chief Scientific Officer
- **Tom Casselden** Chief Operations Officer
- **Barb Keller** Director of Strategic Relations
- **Eva Hrbackova** Product Manager
- **Lauren Zaddack** Marketing Communication Specialist
- **Miha Ulcar** Director of Sales EMEA
- **Spyros Drosos** Director of Sales - Europe

## Everyone who backed them

[Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **1** round

[Serra Ventures](https://millionrounds.com/fund/serra-ventures) VC firm **1** round

[Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) VC firm **1** round

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

## Also claim to have backed them

These 3 firms list Leo Cancer Care 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.

[Cone Health Ventures](https://millionrounds.com/fund/cone-health-ventures) Corporate VC Per its own site

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

[Star51 Capital](https://millionrounds.com/fund/star51-capital) VC firm Per its own site

## Quick answers about Leo Cancer Care

### Who invested in Leo Cancer Care?

Leo Cancer Care's investors include Alumni Ventures, Serra Ventures and Catalio Capital Management.

### How much has Leo Cancer Care raised?

Leo Cancer Care has raised $65M across 1 round since 2026.

### When did Leo Cancer Care last raise?

Leo Cancer Care's most recent round was a Series D of $65M in Jul 2026.

### What was Leo Cancer Care's biggest round?

Its most recent round, $65M in Jul 2026, is also its largest on record.

### Who backed Leo Cancer Care first?

Leo Cancer Care's first round on record, in Jul 2026, was backed by Alumni Ventures, Serra Ventures and Catalio Capital Management.

### What stage is Leo Cancer Care at?

Leo Cancer Care's latest named round is a Series D, in Jul 2026.

### Where is Leo Cancer Care based?

Leo Cancer Care is based in the United Kingdom.

## Companies like Leo Cancer Care

In the same sector, and raised in the last eighteen months.

[**Coherence Neuro** $55M · Oct 2026](https://millionrounds.com/company/coherence-neuro)[**XRlabs** $8.4M · Oct 2026](https://millionrounds.com/company/xrlabs)[**CMR Surgical** $1.1B · Oct 2026](https://millionrounds.com/company/cmr-surgical)[**MintNeuro** $26M · Oct 2026](https://millionrounds.com/company/mintneuro)[**52North** $4.3M · Sept 2026](https://millionrounds.com/company/52north)[**RHYTHM AI** $23M · Sept 2026](https://millionrounds.com/company/rhythm-ai)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app