Company details
theion
Berlin battery company developing crystalline lithium-sulfur cells for electric mobility and energy storage.
Gerhard-Sedlmayr-Straße 31, 12487 Berlin
Stability signals
- CEO
- Ulrich Ehmes · 4 yrs in seat
- Founders
- Marek Slavik
- Total raised
- Unknown
- Recent rounds
- March 2025 · €15M · series-a
- Founders' prior
companies - Unknown
Verified 2026-08-25
At a glance
Open roles
4
activeNew this month
2+2
Up from last monthNew openings
4
opened in the last 90 daysGerman requirement
0%
based on 4 of 4 rolesOpen roles over time
Open roles · 12 months
4open
2025-09 → 2026-08Aug is month to date
Open roles · 4
- Scientist – Solvent & Process Chemistry (F/M/D)Berlin Onsite · experienced · Posted 7 days agoNo German required
- Chemical Lab Assistant (F/M/D) Part-Time 20h/weekBerlin Onsite · experienced · Posted 7 days agoNo German required
- Crystalization Expert (F/M/D)Berlin Onsite · experienced · Posted 30+ days agoNo German required
- High Voltage Engineer (F/M/D) full-timeBerlin Onsite · entry-level · Posted 30+ days agoNo German required