VoltStorage develops and produces solar energy storage systems based on the eco-friendly Redox Flow technology.
VoltStorage has raised €60M across 3 funding rounds from 5 investors, most recently a Debt round in Jul 2023. Based in Munich, Germany; founded 2016; active in Cleantech. Data as of 7 Aug 2026.
Timing: dormant vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
| Date | Stage | Amount | Investors |
|---|
| 2023-07-28 | Debt | €30M | The European Investment Bank (EIB) | View deal → |
| 2022-07-28 | Other | €24M | Cummins | View deal → |
| 2020-07-29 | Other | €6.0M | Bayern Kapital,InnoEnergy,Korys | View deal → |
