# Deltalys funding: rounds and investors

> Deltalys has raised $11M across 1 round since 2023. Investors include Swen Capital Partners. Every round with its source.

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

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

# Who invested in *Deltalys*

One round we have observed, with the one investor 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

**$11M** raised across 1 round since 2023, from 1 source

- **Latest round:** Venture, $11M May 2023
- **Investors:** 1

See who backed them

## The rounds

- **May 2023** Venture **$11M** [Swen Capital Partners](https://millionrounds.com/fund/swen-capital-partners) Source recorded

## Everyone who backed them

[Swen Capital Partners](https://millionrounds.com/fund/swen-capital-partners) Asset manager **1** round

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

## Quick answers about Deltalys

### Who invested in Deltalys?

Deltalys's investors include Swen Capital Partners.

### How much has Deltalys raised?

Deltalys has raised $11M across 1 round since 2023.

### When did Deltalys last raise?

Deltalys's most recent round was a Venture of $11M in May 2023.

### What was Deltalys's biggest round?

Its most recent round, $11M in May 2023, is also its largest on record.

### Who backed Deltalys first?

Deltalys's first round on record, in May 2023, was backed by Swen Capital Partners.

### What stage is Deltalys at?

Deltalys's latest named round is a Venture, in May 2023.

### Where is Deltalys based?

Deltalys is based in France.

## Companies like Deltalys

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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