# OxEon Energy funding: rounds and investors

> OxEon Energy has raised $36M across 1 round since 2024. Investors include US Department of Energy and Cleantech Open. Every round with its source.

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

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

# Who invested in *OxEon Energy*

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.

Cleantech

Funding summary Updated 26 Oct 2026

**$36M** raised across 1 round since 2024, from 1 source

- **Latest round:** Grant, $36M Mar 2024
- **Investors:** 2

See who backed them

## The rounds

- **Mar 2024** Grant **$36M** [US Department of Energy](https://millionrounds.com/fund/u-s-department-of-energy) [Cleantech Open](https://millionrounds.com/fund/cleantech-open) Source recorded

## Founders and team

From OxEon Energy's own website: 3 on the team.

- **Joseph Hartvigsen** CEO
- **Jessica Elwell** COO
- **Kevin Moon** CFO

## Everyone who backed them

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

[Cleantech Open](https://millionrounds.com/fund/cleantech-open) Accelerator **1** round

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

## Quick answers about OxEon Energy

### Who invested in OxEon Energy?

OxEon Energy's investors include US Department of Energy and Cleantech Open.

### How much has OxEon Energy raised?

OxEon Energy has raised $36M across 1 round since 2024.

### When did OxEon Energy last raise?

OxEon Energy's most recent round was a Grant of $36M in Mar 2024.

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

Its most recent round, $36M in Mar 2024, is also its largest on record.

### Who backed OxEon Energy first?

OxEon Energy's first round on record, in Mar 2024, was backed by US Department of Energy and Cleantech Open.

### What stage is OxEon Energy at?

OxEon Energy's latest named round is a Grant, in Mar 2024.

### Where is OxEon Energy based?

OxEon Energy is based in the United States.

## Companies like OxEon Energy

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

[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Renew** $207M · Oct 2026](https://millionrounds.com/company/renew)[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)

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