# Stratus Materials funding: rounds and investors

> Stratus Materials has raised $3.0M across 1 round since 2024. Investors include US Department of Energy and Breakthrough Energy. Every round with its source.

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

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

# Who invested in *Stratus Materials*

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

**$3.0M** raised across 1 round since 2024, from 1 source

- **Latest round:** Grant, $3.0M Dec 2024
- **Investors:** 2

See who backed them

## The rounds

- **Dec 2024** Grant **$3.0M** [US Department of Energy](https://millionrounds.com/fund/u-s-department-of-energy) [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) Source recorded

## Everyone who backed them

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

[Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) VC firm **1** round

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

## Quick answers about Stratus Materials

### Who invested in Stratus Materials?

Stratus Materials's investors include US Department of Energy and Breakthrough Energy.

### How much has Stratus Materials raised?

Stratus Materials has raised $3.0M across 1 round since 2024.

### When did Stratus Materials last raise?

Stratus Materials's most recent round was a Grant of $3.0M in Dec 2024.

### What was Stratus Materials's biggest round?

Its most recent round, $3.0M in Dec 2024, is also its largest on record.

### Who backed Stratus Materials first?

Stratus Materials's first round on record, in Dec 2024, was backed by US Department of Energy and Breakthrough Energy.

### What stage is Stratus Materials at?

Stratus Materials's latest named round is a Grant, in Dec 2024.

### Where is Stratus Materials based?

Stratus Materials is based in the United States.

## Companies like Stratus Materials

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

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