# ACT-ion Battery Technologies funding: rounds and investors

> ACT-ion Battery Technologies has raised $4.0M across 1 round since 2025. Investors include KB Investment and Ironwood Ventures. Every round with its source.

Source: https://millionrounds.com/company/act-ion-battery-technologies (Millionrounds; every figure on the page links to its filing or article)

United States · [Seed startup](https://millionrounds.com/companies)

# Who invested in *ACT-ion Battery Technologies*

One round we have observed, with the 2 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.

Funding summary Updated 26 Oct 2026

**$4.0M** raised across 1 round since 2025, from 1 source

- **Latest round:** Seed, $4.0M Sept 2025
- **Investors:** 2

See who backed them

## The rounds

- **Sept 2025** Seed **$4.0M** [KB Investment](https://millionrounds.com/fund/kb-investment) [Ironwood Ventures](https://millionrounds.com/fund/ironwood-ventures) Source recorded

## Everyone who backed them

[KB Investment](https://millionrounds.com/fund/kb-investment) VC firm **1** round

[Ironwood Ventures](https://millionrounds.com/fund/ironwood-ventures) VC firm **1** round

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

## Quick answers about ACT-ion Battery Technologies

### Who invested in ACT-ion Battery Technologies?

ACT-ion Battery Technologies's investors include KB Investment and Ironwood Ventures.

### How much has ACT-ion Battery Technologies raised?

ACT-ion Battery Technologies has raised $4.0M across 1 round since 2025.

### When did ACT-ion Battery Technologies last raise?

ACT-ion Battery Technologies's most recent round was a Seed of $4.0M in Sept 2025.

### What was ACT-ion Battery Technologies's biggest round?

Its most recent round, $4.0M in Sept 2025, is also its largest on record.

### Who backed ACT-ion Battery Technologies first?

ACT-ion Battery Technologies's first round on record, in Sept 2025, was backed by KB Investment and Ironwood Ventures.

### What stage is ACT-ion Battery Technologies at?

ACT-ion Battery Technologies's latest named round is a Seed, in Sept 2025.

### Where is ACT-ion Battery Technologies based?

ACT-ion Battery Technologies is based in the United States.

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