# Arbor Energy funding: rounds and investors

> Arbor Energy has raised $55M across 1 round since 2025. Investors include Global Founders Capital, US Department of Energy and Lowercarbon Capital.

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

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

# Who invested in *Arbor Energy*

One round we have observed, with the 5 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.

Aerospace & Space

Funding summary Updated 26 Oct 2026

**$55M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $55M Oct 2025
- **Investors:** 5

See who backed them

## The rounds

- **Oct 2025** Series A **$55M** [Global Founders Capital](https://millionrounds.com/fund/global-founders-capital) [US Department of Energy](https://millionrounds.com/fund/u-s-department-of-energy) [Lowercarbon Capital](https://millionrounds.com/fund/lowercarbon-capital) [Cantos](https://millionrounds.com/fund/cantos) [Voyager Ventures](https://millionrounds.com/fund/voyager-ventures) Source recorded

## Everyone who backed them

[Global Founders Capital](https://millionrounds.com/fund/global-founders-capital) VC firm **1** round

[US Department of Energy](https://millionrounds.com/fund/u-s-department-of-energy) Government **1** round

[Lowercarbon Capital](https://millionrounds.com/fund/lowercarbon-capital) VC firm **1** round

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

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

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

## Also claim to have backed them

This firm lists Arbor Energy as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Jackson Moses](https://millionrounds.com/fund/jackson-moses) Angel Per its own site

## Quick answers about Arbor Energy

### Who invested in Arbor Energy?

Arbor Energy's investors include Global Founders Capital, US Department of Energy, Lowercarbon Capital, Cantos and Voyager Ventures.

### How much has Arbor Energy raised?

Arbor Energy has raised $55M across 1 round since 2025.

### When did Arbor Energy last raise?

Arbor Energy's most recent round was a Series A of $55M in Oct 2025.

### What was Arbor Energy's biggest round?

Its most recent round, $55M in Oct 2025, is also its largest on record.

### Who backed Arbor Energy first?

Arbor Energy's first round on record, in Oct 2025, was backed by Global Founders Capital, US Department of Energy and Lowercarbon Capital and 2 others.

### What stage is Arbor Energy at?

Arbor Energy's latest named round is a Series A, in Oct 2025.

### Where is Arbor Energy based?

Arbor Energy is based in the United States.

## Companies like Arbor Energy

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

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona)[**Jeevy Fabrication** Oct 2026](https://millionrounds.com/company/jeevy-fabrication)[**Kapta Space** $29M · Oct 2026](https://millionrounds.com/company/kapta-space)[**Varda Space Industries** $438M · Oct 2026](https://millionrounds.com/company/varda-space-industries)

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