# Aether Diamonds funding: rounds and investors

> Aether Diamonds has raised $18M across 1 round since 2022. Investors include Khosla Ventures. Every round with its source.

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

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

# Who invested in *Aether Diamonds*

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.

Climate Tech

Funding summary Updated 26 Oct 2026

**$18M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $18M Mar 2022
- **Investors:** 1

See who backed them

## The rounds

- **Mar 2022** Series A **$18M** [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) Source recorded

## Everyone who backed them

[Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Aether Diamonds as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Mistral Equity Partners](https://millionrounds.com/fund/mistral-equity-partners) Private equity Per its own site

[Ketch Ventures](https://millionrounds.com/fund/ketch-ventures) Angel network Per its own site

## Quick answers about Aether Diamonds

### Who invested in Aether Diamonds?

Aether Diamonds's investors include Khosla Ventures.

### How much has Aether Diamonds raised?

Aether Diamonds has raised $18M across 1 round since 2022.

### When did Aether Diamonds last raise?

Aether Diamonds's most recent round was a Series A of $18M in Mar 2022.

### What was Aether Diamonds's biggest round?

Its most recent round, $18M in Mar 2022, is also its largest on record.

### Who backed Aether Diamonds first?

Aether Diamonds's first round on record, in Mar 2022, was backed by Khosla Ventures.

### What stage is Aether Diamonds at?

Aether Diamonds's latest named round is a Series A, in Mar 2022.

### Where is Aether Diamonds based?

Aether Diamonds is based in the United States.

## Companies like Aether Diamonds

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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