# Radiant funding: rounds and investors

> Radiant has raised $8.4M across 2 rounds since 2021. Investors include Andreessen Horowitz, Alumni Ventures and Founders Fund. Every round with its source.

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

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

# Who invested in *Radiant*

2 rounds we have observed, with the 6 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.

Energy

Raised 10 months ago

Funding summary Updated 26 Oct 2026

**$8.4M** raised across 2 rounds since 2021, from 2 sources

**$6.0M** Seed **$2.4M** Seed

- **Latest round:** Seed, $2.4M Jan 2026
- **Biggest round:** $6.0M Seed · Aug 2021
- **Investors:** 6

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.

2022 2023 2024 2025 2026

**$6.0M** Seed

**$2.4M** Seed

- **First round:** Seed, $6.0M
- **Biggest round:** $6.0M
- **Between rounds:** 4.4 years

## The rounds

- **Jan 2026** Seed **$2.4M** *6 new* [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Founders Fund](https://millionrounds.com/fund/founders-fund) [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [Draper Associates](https://millionrounds.com/fund/draper-associates) [AGORANOV](https://millionrounds.com/fund/agoranov) Source recorded
- **Aug 2021** Seed **$6.0M** No investor was named in the report. Source recorded

## 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.

**Seed** 2021 **Seed** 2026 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Founders Fund](https://millionrounds.com/fund/founders-fund) [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [Draper Associates](https://millionrounds.com/fund/draper-associates) [AGORANOV](https://millionrounds.com/fund/agoranov)

## Everyone who backed them

[Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **1** round

[Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **1** round

[Founders Fund](https://millionrounds.com/fund/founders-fund) VC firm **1** round

[Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) VC firm **1** round

[Draper Associates](https://millionrounds.com/fund/draper-associates) VC firm **1** round

[AGORANOV](https://millionrounds.com/fund/agoranov) Accelerator **1** round

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

## Quick answers about Radiant

### Who invested in Radiant?

Radiant's investors include Andreessen Horowitz, Alumni Ventures, Founders Fund, Union Square Ventures and Draper Associates, and 1 more on record.

### How much has Radiant raised?

Radiant has raised $8.4M across 2 rounds since 2021.

### When did Radiant last raise?

Radiant's most recent round was a Seed of $2.4M in Jan 2026.

### What was Radiant's biggest round?

Radiant's largest round on record is $6.0M (Seed), in Aug 2021.

### Who backed Radiant first?

Radiant's first round on record, in Jan 2026, was backed by Andreessen Horowitz, Alumni Ventures and Founders Fund and 3 others.

### What stage is Radiant at?

Radiant's latest named round is a Seed, in Jan 2026.

### Where is Radiant based?

Radiant is based in France.

## Companies like Radiant

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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