Germany · 
Who invested in One.Five?
One.Five's investors include Speedinvest and Revent.
Germany · Series A startup
Who invested in One.Five
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.
Raised 10 months ago
Funding summaryUpdated 26 Oct 2026
$16Mraised across 1 round since 2026, from 1 source
- Latest round
- Series A, $16MJan 2026
- Investors
- 2
The rounds
- Jan 2026
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 7 firms list One.Five 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 One.Five
How much has One.Five raised?
One.Five has raised $16M across 1 round since 2026.
When did One.Five last raise?
One.Five's most recent round was a Series A of $16M in Jan 2026.
What was One.Five's biggest round?
Its most recent round, $16M in Jan 2026, is also its largest on record.
Who backed One.Five first?
One.Five's first round on record, in Jan 2026, was backed by Speedinvest and Revent.
What stage is One.Five at?
One.Five's latest named round is a Series A, in Jan 2026.
Where is One.Five based?
One.Five is based in Germany.
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