Germany · 
Who invested in theion?
theion's investors include Enpal, Geschwister Oetker Beteiligungen KG and Team Global.
Germany · Series A startup
Who invested in theion
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.
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Funding summaryUpdated 5 Nov 2026
$16Mraised across 1 round since 2025, from 1 source
- Latest round
- Series A, $16MMar 2025
- Investors
- 3
The rounds
- Mar 2025
Founders and team
From theion's own website: 1 founder, 4 on the team.
Marek SlavikCSO / Co-Founder
- Dr. Ulrich EhmesCEO
- Martin SchauppCTO
- Henning RathBoard Member
- Sven WiszniewskiBoard Member
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists theion as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about theion
How much has theion raised?
theion has raised $16M across 1 round since 2025.
When did theion last raise?
theion's most recent round was a Series A of $16M in Mar 2025.
What was theion's biggest round?
Its most recent round, $16M in Mar 2025, is also its largest on record.
Who backed theion first?
theion's first round on record, in Mar 2025, was backed by Enpal, Geschwister Oetker Beteiligungen KG and Team Global.
What stage is theion at?
theion's latest named round is a Series A, in Mar 2025.
Where is theion based?
theion is based in Germany.
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