Key facts
- It has raised $16.1M; the latest was Later Stage VC ($16.0M) in Mar 2025.
- Notable investors include Hub71, Linden Capital, Team Global Management, Benjamin Braun, Enpal — 13 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 13 names
- ·Watchlist + deal alerts for Theion
- ·The full record, as it builds
Funding rounds
No funding rounds for Theion are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Theion
Developer of sulfur crystal batteries designed to store significantly more energy for mobile and stationary use. The company offers batteries with a high number of charge cycles, lightweight and compact designs, and enhanced energy capacity by mass and volume, enabling electric vehicle and energy storage users to have longer range and shorter charging times without safety or environmental concerns.
- Sector
- Energy
- HQ
- Berlin, Germany
- Founded
- 2020
- Employees
- 31
- Website
- theion.de/
- Ownership
- Privately Held (backing)
Theion doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Theion shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Theion in its N-PORT filings yet. We sweep new filings monthly.