# Antheia funding: rounds and investors

> Antheia has raised $104M across 2 rounds since 2026. Investors include America's Frontier Fund, ATHOS KG and National Science Foundation.

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

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

# Who invested in *Antheia*

2 rounds we have observed, with the 7 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech Manufacturing Pharma

Raised this month

Funding summary Updated 26 Oct 2026

**$104M** raised across 2 rounds since 2026, from 3 sources

**$24M** Series C **$80M** Debt

- **Latest round:** Debt, $80M Oct 2026
- **Step-up i:** 3.3×
- **Investors:** 7 (2 led)

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2026 2027

**$24M** Series C

**$80M** Debt

- **First round:** Series C, $24M
- **Biggest round:** $80M
- **Between rounds:** 10 months

## The rounds

- **Oct 2026** Debt **$80M** No investor was named in the report. Reported by PR Newswire: financing agreements
- **Jan 2026** Series C **$24M** *7 new* [America's Frontier Fund](https://millionrounds.com/fund/america-s-frontier-fund) Lead [ATHOS KG](https://millionrounds.com/fund/athos-kg) Lead [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) [SVB Capital](https://millionrounds.com/fund/svb-capital) [EDBI](https://millionrounds.com/fund/edbi) [Viking Global](https://millionrounds.com/fund/viking-global-investors) [Global Health Investment Fund](https://millionrounds.com/fund/global-health-investment-fund) Reported by Firms' own news pages and 1 other

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Series C** 2026 **Debt** 2026 [America's Frontier Fund](https://millionrounds.com/fund/america-s-frontier-fund) L [ATHOS KG](https://millionrounds.com/fund/athos-kg) L [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) [SVB Capital](https://millionrounds.com/fund/svb-capital) [EDBI](https://millionrounds.com/fund/edbi) [Viking Global](https://millionrounds.com/fund/viking-global-investors) [Global Health Investment Fund](https://millionrounds.com/fund/global-health-investment-fund)

## Everyone who backed them

[America's Frontier Fund](https://millionrounds.com/fund/america-s-frontier-fund) VC firm **1** round, led 1

[ATHOS KG](https://millionrounds.com/fund/athos-kg) Growth equity **1** round, led 1

[National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) Government **1** round

[SVB Capital](https://millionrounds.com/fund/svb-capital) VC firm **1** round

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

[Viking Global](https://millionrounds.com/fund/viking-global-investors) VC firm **1** round

[Global Health Investment Fund](https://millionrounds.com/fund/global-health-investment-fund) VC firm **1** round

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

## Also claim to have backed them

These 3 firms list Antheia 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.

[Sherpalo Ventures](https://millionrounds.com/fund/sherpalo-ventures-llc) Angel network Per its own site

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

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

## Quick answers about Antheia

### Who invested in Antheia?

Antheia's investors include America's Frontier Fund, ATHOS KG, National Science Foundation, SVB Capital and EDBI, and 2 more on record.

### How much has Antheia raised?

Antheia has raised $104M across 2 rounds since 2026.

### When did Antheia last raise?

Antheia's most recent round was a Debt of $80M in Oct 2026.

### What was Antheia's biggest round?

Its most recent round, $80M in Oct 2026, is also its largest on record.

### Who backed Antheia first?

Antheia's first round on record, in Jan 2026, was backed by America's Frontier Fund, ATHOS KG and National Science Foundation and 4 others.

### What stage is Antheia at?

Antheia's latest named round is a Debt, in Oct 2026.

### Where is Antheia based?

Antheia is based in the United States.

### Who led Antheia's rounds?

America's Frontier Fund led the Series C in 2026.

## Companies like Antheia

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

[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)

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