# Baryon funding: rounds and investors

> Baryon has raised $2.1M across 1 round since 2021. Investors include US Department of Energy. Every round with its source.

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

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

# Who invested in *Baryon*

One round we have observed, with the one investor 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

**$2.1M** raised across 1 round since 2021, from 1 source

- **Latest round:** Grant, $2.1M Aug 2021
- **Investors:** 1

See who backed them

## The rounds

- **Aug 2021** Grant **$2.1M** [US Department of Energy](https://millionrounds.com/fund/u-s-department-of-energy) Source recorded

## Founders and team

From the SEC filings it signed: 4 on the team.

- **Demis Lee Pandelidis** Executive Officer, Director i
- **Jeffrey Lee Premer** Executive Officer, Director, Promoter i
- **Mark Lee Gregory** Executive Officer, Director i
- **Timothy Lee Keane** Executive Officer i

## Everyone who backed them

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

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

## Also claim to have backed them

This firm lists Baryon 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.

[Ninety Eight](https://millionrounds.com/fund/ninety-eight) Company Per its own site

## Quick answers about Baryon

### Who invested in Baryon?

Baryon's investors include US Department of Energy.

### How much has Baryon raised?

Baryon has raised $2.1M across 1 round since 2021.

### When did Baryon last raise?

Baryon's most recent round was a Grant of $2.1M in Aug 2021.

### What was Baryon's biggest round?

Its most recent round, $2.1M in Aug 2021, is also its largest on record.

### Who backed Baryon first?

Baryon's first round on record, in Aug 2021, was backed by US Department of Energy.

### What stage is Baryon at?

Baryon's latest named round is a Grant, in Aug 2021.

### Where is Baryon based?

Baryon is based in the United States.

## Companies like Baryon

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)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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