# STELLARIA funding: rounds and investors

> STELLARIA has raised $27M across 1 round since 2025. Investors include Supernova Invest and At One Ventures. Every round with its source.

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

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

# Who invested in *STELLARIA*

One round we have observed, with the 2 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.

Energy

Funding summary Updated 26 Oct 2026

**$27M** raised across 1 round since 2025, from 1 source

- **Latest round:** Seed, $27M Jul 2025
- **Investors:** 2

See who backed them

## The rounds

- **Jul 2025** Seed **$27M** [Supernova Invest](https://millionrounds.com/fund/supernova-invest) [At One Ventures](https://millionrounds.com/fund/at-one-ventures) Source recorded

## Everyone who backed them

[Supernova Invest](https://millionrounds.com/fund/supernova-invest) VC firm **1** round

[At One Ventures](https://millionrounds.com/fund/at-one-ventures) VC firm **1** round

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

## Quick answers about STELLARIA

### Who invested in STELLARIA?

STELLARIA's investors include Supernova Invest and At One Ventures.

### How much has STELLARIA raised?

STELLARIA has raised $27M across 1 round since 2025.

### When did STELLARIA last raise?

STELLARIA's most recent round was a Seed of $27M in Jul 2025.

### What was STELLARIA's biggest round?

Its most recent round, $27M in Jul 2025, is also its largest on record.

### Who backed STELLARIA first?

STELLARIA's first round on record, in Jul 2025, was backed by Supernova Invest and At One Ventures.

### What stage is STELLARIA at?

STELLARIA's latest named round is a Seed, in Jul 2025.

### Where is STELLARIA based?

STELLARIA is based in France.

## Companies like STELLARIA

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

[**Elax Energy** $34M · Oct 2026](https://millionrounds.com/company/elax-energy)[**EPYR** $20M · Oct 2026](https://millionrounds.com/company/epyr)[**HyLight** $18M · Oct 2026](https://millionrounds.com/company/hylight)[**Voltheia** $5.4M · Aug 2026](https://millionrounds.com/company/voltheia)[**Technip Energies** $1.4B · Jun 2026](https://millionrounds.com/company/technip-energies)[**Mantle8** $38M · May 2026](https://millionrounds.com/company/mantle8)

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