# Prieto Battery funding: rounds and investors

> Prieto Battery has raised $15M across 4 rounds since 2010. Investors include Intel Capital and Stout Street Capital. Every round with its source.

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

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

# Who invested in *Prieto Battery*

4 rounds we have observed, with the 2 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Energy

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Funding summary Updated 27 Oct 2026

**$15M** raised across 4 rounds since 2010, from 4 sources

**$900K** Venture **$500K** Venture **$13M** Venture

- **Latest round:** Venture, $13M Jan 2025
- **Step-up i:** 26.2×
- **Investors:** 2

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2010 2012 2014 2016 2018 2020 2022 2024

**$900K** Venture

**$500K** Venture

**?** Venture

**$13M** Venture

- **First round:** Venture, $900K
- **Biggest round:** $13M
- **Usual gap between rounds:** 4.9 years

## The rounds

- **Jan 2025** Venture **$13M** *1 new* *1 returning* [Intel Capital](https://millionrounds.com/fund/intel-capital) [Stout Street Capital](https://millionrounds.com/fund/stout-street-capital) Source recorded SEC filing: $13M sold, first sale Jul 2024
- **Nov 2015** Venture **Amount undisclosed** *1 new* [Intel Capital](https://millionrounds.com/fund/intel-capital) From a historical funding record SEC filing: $120K sold, first sale Nov 2015
- **Nov 2010** Venture **$500K** No investor was named in the report. From a historical funding record SEC filing: $500K sold, first sale Oct 2010
- **Mar 2010** Venture **$900K** No investor was named in the report. Reported by sec.gov SEC filing: $900K sold, first sale Sept 2009

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Venture** 2010 **Venture** 2010 **Venture** 2015 **Venture** 2025 [Intel Capital](https://millionrounds.com/fund/intel-capital) [Stout Street Capital](https://millionrounds.com/fund/stout-street-capital)

## Everyone who backed them

[Intel Capital](https://millionrounds.com/fund/intel-capital) Corporate VC **2** rounds

[Stout Street Capital](https://millionrounds.com/fund/stout-street-capital) VC firm **1** round

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

## Quick answers about Prieto Battery

### Who invested in Prieto Battery?

Prieto Battery's investors include Intel Capital and Stout Street Capital.

### How much has Prieto Battery raised?

Prieto Battery has raised $15M across 4 rounds since 2010. One round did not disclose an amount, so the total is a floor.

### When did Prieto Battery last raise?

Prieto Battery's most recent round was a Venture of $13M in Jan 2025.

### What was Prieto Battery's biggest round?

Its most recent round, $13M in Jan 2025, is also its largest on record.

### Who backed Prieto Battery first?

Prieto Battery's first round on record, in Nov 2015, was backed by Intel Capital.

### What stage is Prieto Battery at?

Prieto Battery's latest named round is a Venture, in Jan 2025.

### Where is Prieto Battery based?

Prieto Battery is based in the United States.

## Companies like Prieto Battery

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)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)

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