# VoltStorage funding: rounds and investors

> VoltStorage has raised $33M across 1 round since 2023. Investors include SOSV, European Investment Bank and Bayern Kapital. Every round with its source.

Source: https://millionrounds.com/company/voltstorage (Millionrounds; every figure on the page links to its filing or article)

Germany · [Funded startup](https://millionrounds.com/companies)

# Who invested in *VoltStorage*

One round we have observed, with the 4 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Energy

Funding summary Updated 26 Oct 2026

**$33M** raised across 1 round since 2023, from 1 source

- **Latest round:** Debt, $33M Jul 2023
- **Investors:** 4

See who backed them

## The rounds

- **Jul 2023** Debt **$33M** [SOSV](https://millionrounds.com/fund/sosv) [European Investment Bank](https://millionrounds.com/fund/european-investment-bank) [Bayern Kapital](https://millionrounds.com/fund/bayern-kapital) [EIT InnoEnergy](https://millionrounds.com/fund/innoenergy) Source recorded

## Everyone who backed them

[SOSV](https://millionrounds.com/fund/sosv) VC firm **1** round

[European Investment Bank](https://millionrounds.com/fund/european-investment-bank) Government **1** round

[Bayern Kapital](https://millionrounds.com/fund/bayern-kapital) Government **1** round

[EIT InnoEnergy](https://millionrounds.com/fund/innoenergy) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=voltstorage).

## Quick answers about VoltStorage

### Who invested in VoltStorage?

VoltStorage's investors include SOSV, European Investment Bank, Bayern Kapital and EIT InnoEnergy.

### How much has VoltStorage raised?

VoltStorage has raised $33M across 1 round since 2023.

### When did VoltStorage last raise?

VoltStorage's most recent round was a Debt of $33M in Jul 2023.

### What was VoltStorage's biggest round?

Its most recent round, $33M in Jul 2023, is also its largest on record.

### Who backed VoltStorage first?

VoltStorage's first round on record, in Jul 2023, was backed by SOSV, European Investment Bank and Bayern Kapital and 1 others.

### What stage is VoltStorage at?

VoltStorage's latest named round is a Debt, in Jul 2023.

### Where is VoltStorage based?

VoltStorage is based in Germany.

## Companies like VoltStorage

In the same sector, and raised in the last eighteen months.

[**Rabot Energy** $50M · Oct 2026](https://millionrounds.com/company/rabot-energy)[**Reverion** $237M · Sept 2026](https://millionrounds.com/company/reverion)[**Nomos** $25M · Sept 2026](https://millionrounds.com/company/nomos)[**Proxima Fusion** $636M · Jul 2026](https://millionrounds.com/company/proxima-fusion)[**Anzana Electric Group** $40M · Jun 2026](https://millionrounds.com/company/anzana-electric-group)[**GALVANY** $12M · Jun 2026](https://millionrounds.com/company/galvany)

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