V
VoltStorage
Energy · Munich, Germany · Founded 2016
Develops and produces solar power storage systems based on the ecological Vanadium Redox Flow (VRF) technology MoreLess
VoltStorage is a Munich-based startup that specializes in the development of innovative battery solutions. The company's mission is to make renewable energy available 24/7, addressing the challenge of supply gaps during periods of low wind or sunlight. Their battery solutions are designed to be resource-efficient, cost-effective, and environmentally friendly, contributing to a greener future.
VoltStorage's primary clients are likely to be those in the renewable energy sector, including wind and solar energy providers, who need reliable and affordable energy storage solutions. The company operates in the global energy market, which is increasingly shifting towards renewable sources.
The company's business model revolves around the development and sale of their battery storage solutions. They make money by selling these batteries to energy providers and possibly also to large energy consumers.
VoltStorage's batteries use Redox-Flow storage technology, which is particularly environmentally friendly. This technology is characterized by high operational reliability and longevity, does not require rare earths or conflict raw materials, and is fully recyclable. The batteries are also safe, with a storage medium made up of non-flammable components, and flexible, with power and capacity that can be scaled independently.
In summary, VoltStorage is a forward-thinking company that is contributing to the renewable energy revolution by providing efficient, sustainable, and cost-effective battery storage solutions.
Keywords: Renewable Energy, Battery Storage, Redox-Flow Technology, Resource-Efficient, Cost-Effective, Environmentally Friendly, Operational Reliability, Longevity, Fully Recyclable, Non-Flammable.
Company overview
VoltStorage company information
The essential company record, classifications and operating signals in one place.
- Status
- Acquired
- Founded
- 2016
- Headquarters
- Munich, Germany
- Employees
- 16
- Open positions
- None listed
- Dealroom signal
- 62.0
Valuation & funding
VoltStorage funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| ACQUISITION✓Exit | Feb 2026 | $0 | — | ESS | ↗ |
| DEBT✓Debt | Jul 2023 | $33M | — | European Investment Bank | ↗ |
| LATE VC✓Equity / VC | Jul 2022 | $26M | $106M | Cummins | ↗ |
| SERIES A✓Equity / VC | Aug 2021 | $5M | $20M | Bayern Kapital · Korys · InnoEnergy · SOSV | — |
| EARLY VC✓Equity / VC | Jul 2020 | $6.6M | $26M | Bayern Kapital · Korys · InnoEnergy · SOSV | — |
| CONVERTIBLE✓Equity / VC | Feb 2020 | Hax · SOSV | — | ||
| SEED✓Equity / VC | Oct 2019 | Wiwin | ↗ | ||
| GRANT✓Other financing | Jan 2019 | EIT Climate KIC | — | ||
| SEED✓Equity / VC | Sep 2018 | SOSV · Hax | — | ||
| GRANT✓Other financing | Mar 2018 | European Innovation Council | — |
Financials
Revenue, earnings and profit over time
Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.
Growth signals
VoltStorage website traffic
Latest recorded traffic for VoltStorage is 1.5K monthly website visits, down 46.4% over the last three months. VoltStorage's team declined 69.8% over the past year.
Comparisons
VoltStorage compared with similar companies
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Talent graph
VoltStorage's talent
Source: Dealroom Talent Intelligence.
Investors
17 investors on VoltStorage's cap table
Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.










Global footprint
Where VoltStorage has talent and traffic
team presence
In the news
Latest news about VoltStorage
Recent press, funding announcements, and product moves mentioning VoltStorage — open to read from the original sources.
Market sentiment
What the market is saying about VoltStorage
An AI-synthesized read of the highest-engagement posts about VoltStorage on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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