Theion
4 known investors
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theion develops lithium-sulfur battery technology for clean energy applications. The company is building advanced cell design and manufacturing capabilities with backing from strategic investors in the cleantech sector.
Investors · 4
How we know: the company's own site · battery-news.de · Not right? Tell us
How we know: Linden Capital's portfolio page · Not right? Tell us
How we know: Team Global's portfolio page · funding news · battery-news.de · Not right? Tell us
Also in the syndicate · 1
Funding
SEC filings, press & company announcements$16.4M disclosed across 1 round · 2025
- $16.4MSeries AMar 2025 · 2 sources
Enpal (lead), Geschwister Oetker Beteiligungen (lead), Team Global (lead)
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Frequently asked questions
- What does Theion do?
- theion develops lithium-sulfur battery technology for clean energy applications. The company is building advanced cell design and manufacturing capabilities with backing from strategic investors in the cleantech sector.
- Who are Theion's investors?
- Theion's investors include Enpal, Linden Capital, Team Global.
- How much funding has Theion raised?
- Theion has disclosed $16.4M raised across 1 round.

