# APB funding: rounds and investors

> APB has raised $11M across 1 round since 2020. Investors include Mitsubishi UFJ Capital and Keio Innovation Initiative. Every round with its source.

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

[Venture startup](https://millionrounds.com/companies)

# Who invested in *APB*

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.

Energy

Funding summary Updated 26 Oct 2026

**$11M** raised across 1 round since 2020, from 1 source

- **Latest round:** Venture, $11M Dec 2020
- **Investors:** 2

See who backed them

## The rounds

- **Dec 2020** Venture **$11M** [Mitsubishi UFJ Capital](https://millionrounds.com/fund/mitsubishi-ufj-capital-co-ltd) [Keio Innovation Initiative](https://millionrounds.com/fund/keio-innovation-initiative-inc) Source recorded SEC filing: $365K sold, first sale Feb 2021

## Everyone who backed them

[Mitsubishi UFJ Capital](https://millionrounds.com/fund/mitsubishi-ufj-capital-co-ltd) VC firm **1** round

[Keio Innovation Initiative](https://millionrounds.com/fund/keio-innovation-initiative-inc) VC firm **1** round

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

## Quick answers about APB

### Who invested in APB?

APB's investors include Mitsubishi UFJ Capital and Keio Innovation Initiative.

### How much has APB raised?

APB has raised $11M across 1 round since 2020.

### When did APB last raise?

APB's most recent round was a Venture of $11M in Dec 2020.

### What was APB's biggest round?

Its most recent round, $11M in Dec 2020, is also its largest on record.

### Who backed APB first?

APB's first round on record, in Dec 2020, was backed by Mitsubishi UFJ Capital and Keio Innovation Initiative.

### What stage is APB at?

APB's latest named round is a Venture, in Dec 2020.

## Companies like APB

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

[**os.energy** $1.2M · Aug 2026](https://millionrounds.com/company/os-energy)[**CleanMax** $165M · Feb 2026](https://millionrounds.com/company/cleanmax)[**Radiance Renewables** $100M · Feb 2026](https://millionrounds.com/company/radiance-renewables)[**Turno** $4.7M · Feb 2026](https://millionrounds.com/company/turno)[**e-TRNL Energy** $3.0M · Feb 2026](https://millionrounds.com/company/e-trnl-energy)[**PolyCycl** $2.9M · Jan 2026](https://millionrounds.com/company/polycycl)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app