# Ravel funding: rounds and investors

> Ravel has raised $8.2M across 2 rounds since 2025. Investors include Collaborative Fund, At One Ventures and Climate Capital. Every round with its source.

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

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

# Who invested in *Ravel*

2 rounds we have observed, with the 3 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.

Climate Tech

Raised 2 months ago

Funding summary Updated 26 Oct 2026

**$8.2M** raised across 2 rounds since 2025, from 2 sources

- **Latest round:** Seed, $8.2M Sept 2026
- **Investors:** 3

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.

2026

**?** Venture

**$8.2M** Seed

- **First round:** Venture
- **Biggest round:** $8.2M
- **Between rounds:** 18 months

## The rounds

- **Sept 2026** Seed **$8.2M** *2 returning* [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) [At One Ventures](https://millionrounds.com/fund/at-one-ventures) Source recorded
- **Mar 2025** Venture **Amount undisclosed** *3 new* [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) [Climate Capital](https://millionrounds.com/fund/climate-capital) [At One Ventures](https://millionrounds.com/fund/at-one-ventures) Source recorded

## 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** 2025 **Seed** 2026 [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) [At One Ventures](https://millionrounds.com/fund/at-one-ventures) [Climate Capital](https://millionrounds.com/fund/climate-capital)

## The exit

Exit Buyer Price When

Acquired W2O Group undisclosed Apr 2012

From historical deal records. Wrong? [Tell us](https://millionrounds.com/corrections?slug=ravel).

## Everyone who backed them

[Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) VC firm **2** rounds

[At One Ventures](https://millionrounds.com/fund/at-one-ventures) VC firm **2** rounds

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

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

## Quick answers about Ravel

### Who invested in Ravel?

Ravel's investors include Collaborative Fund, At One Ventures and Climate Capital.

### How much has Ravel raised?

Ravel has raised $8.2M across 2 rounds since 2025. One round did not disclose an amount, so the total is a floor.

### When did Ravel last raise?

Ravel's most recent round was a Seed of $8.2M in Sept 2026.

### What was Ravel's biggest round?

Its most recent round, $8.2M in Sept 2026, is also its largest on record.

### Who backed Ravel first?

Ravel's first round on record, in Mar 2025, was backed by Collaborative Fund, Climate Capital and At One Ventures.

### What stage is Ravel at?

Ravel's latest named round is a Seed, in Sept 2026.

### Where is Ravel based?

Ravel is based in the United States.

## Companies like Ravel

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)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Kodama** $7.0M · Oct 2026](https://millionrounds.com/company/kodama)[**Stand** $105M · Oct 2026](https://millionrounds.com/company/stand)

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