# HSL Technologies funding: rounds and investors

> HSL Technologies has raised $14M across 1 round since 2023. Investors include Bpifrance, EIC Accelerator and EIT InnoEnergy. Every round with its source.

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

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

# Who invested in *HSL Technologies*

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.

Energy

Funding summary Updated 26 Oct 2026

**$14M** raised across 1 round since 2023, from 1 source

- **Latest round:** Series A, $14M Jan 2023
- **Investors:** 3

See who backed them

## The rounds

- **Jan 2023** Series A **$14M** [Bpifrance](https://millionrounds.com/fund/bpifrance) [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) [EIT InnoEnergy](https://millionrounds.com/fund/innoenergy) Source recorded

## Everyone who backed them

[Bpifrance](https://millionrounds.com/fund/bpifrance) Government **1** round

[EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) Government **1** round

[EIT InnoEnergy](https://millionrounds.com/fund/innoenergy) VC firm **1** round

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

## Quick answers about HSL Technologies

### Who invested in HSL Technologies?

HSL Technologies's investors include Bpifrance, EIC Accelerator and EIT InnoEnergy.

### How much has HSL Technologies raised?

HSL Technologies has raised $14M across 1 round since 2023.

### When did HSL Technologies last raise?

HSL Technologies's most recent round was a Series A of $14M in Jan 2023.

### What was HSL Technologies's biggest round?

Its most recent round, $14M in Jan 2023, is also its largest on record.

### Who backed HSL Technologies first?

HSL Technologies's first round on record, in Jan 2023, was backed by Bpifrance, EIC Accelerator and EIT InnoEnergy.

### What stage is HSL Technologies at?

HSL Technologies's latest named round is a Series A, in Jan 2023.

### Where is HSL Technologies based?

HSL Technologies is based in France.

## Companies like HSL Technologies

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)

## 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