# ImmunOS funding: rounds and investors

> ImmunOS has raised $15M across 1 round since 2019. Investors include Pfizer, BioMedPartners and Redalpine. Every round with its source.

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

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

# Who invested in *ImmunOS*

One round we have observed, with the 6 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 Healthcare

Funding summary Updated 26 Oct 2026

**$15M** raised across 1 round since 2019, from 1 source

- **Latest round:** Series A, $15M Dec 2019
- **Led by:** Pfizer and BioMedPartners
- **Investors:** 6 (2 led)

See who backed them

## The rounds

- **Dec 2019** Series A **$15M** [Pfizer](https://millionrounds.com/fund/pfizer) Lead [BioMedPartners](https://millionrounds.com/fund/biomedpartners) Lead [Redalpine](https://millionrounds.com/fund/redalpine) [Schroder Adveq](https://millionrounds.com/fund/schroder-adveq) BERNINA BioInvest Wille Finance AG Reported by FinSMEs

## Everyone who backed them

[Pfizer](https://millionrounds.com/fund/pfizer) Corporate VC **1** round, led 1

[BioMedPartners](https://millionrounds.com/fund/biomedpartners) Private equity **1** round, led 1

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

[Schroder Adveq](https://millionrounds.com/fund/schroder-adveq) VC firm **1** round

BERNINA BioInvest no record of our own yet **1** round

Wille Finance AG no record of our own yet **1** round

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

## Quick answers about ImmunOS

### Who invested in ImmunOS?

ImmunOS's investors include Pfizer, BioMedPartners, Redalpine, Schroder Adveq and BERNINA BioInvest, and 1 more on record. Pfizer led its latest round.

### How much has ImmunOS raised?

ImmunOS has raised $15M across 1 round since 2019.

### When did ImmunOS last raise?

ImmunOS's most recent round was a Series A of $15M in Dec 2019, led by Pfizer.

### What was ImmunOS's biggest round?

Its most recent round, $15M in Dec 2019, is also its largest on record.

### Who backed ImmunOS first?

ImmunOS's first round on record, in Dec 2019, was backed by Pfizer, BioMedPartners and Redalpine and 3 others.

### What stage is ImmunOS at?

ImmunOS's latest named round is a Series A, in Dec 2019.

### Where is ImmunOS based?

ImmunOS is based in Switzerland.

### Who led ImmunOS's rounds?

Pfizer led the Series A in 2019.

## Companies like ImmunOS

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

[**Nouscom** $191M · Oct 2026](https://millionrounds.com/company/nouscom)[**ADC Therapeutics** $646M · Oct 2026](https://millionrounds.com/company/adc-therapeutics)[**AnaCardio** $89M · Oct 2026](https://millionrounds.com/company/anacardio)[**NovaGo Therapeutics** $40M · Sept 2026](https://millionrounds.com/company/novago-therapeutics)[**Prevision Medicine** $5.4M · Sept 2026](https://millionrounds.com/company/prevision-medicine)[**ABCDx** $1.6M · Sept 2026](https://millionrounds.com/company/abcdx)

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