France · 
Who invested in Riot?
Riot's investors include Left Lane Capital, Y Combinator, Kima Ventures, FundersClub and Base10 Partners, and 1 more on record. Left Lane Capital led its latest round.
France · Series B startup
Who invested in Riot
One round we have observed, with the 6 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.
Y Combinator: W20
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Funding summaryUpdated 15 Nov 2026
$30Mraised across 1 round since 2025, from 1 source
- Latest round
- Series B, $30MFeb 2025
- Led by
- Left Lane Capital
- Investors
- 6 (1 led)
The rounds
- Feb 2025Series B$30M
Reported by TechCrunch
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 3 firms list Riot 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.
Quick answers about Riot
How much has Riot raised?
Riot has raised $30M across 1 round since 2025.
When did Riot last raise?
Riot's most recent round was a Series B of $30M in Feb 2025, led by Left Lane Capital.
What was Riot's biggest round?
Its most recent round, $30M in Feb 2025, is also its largest on record.
Who backed Riot first?
Riot's first round on record, in Feb 2025, was backed by Left Lane Capital, Y Combinator and Kima Ventures and 3 others.
What stage is Riot at?
Riot's latest named round is a Series B, in Feb 2025.
Where is Riot based?
Riot is based in France.
Who led Riot's rounds?
Left Lane Capital led the Series B in 2025.
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