# Antimetal funding: rounds and investors

> Antimetal has raised $20M across 1 round since 2025. Investors include Sound Ventures, Polygon and Framework Ventures. Every round with its source.

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

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

# Who invested in *Antimetal*

One round we have observed, with the 5 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.

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Funding summary Updated 5 Nov 2026

**$20M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $20M Jun 2025
- **Led by:** Sound Ventures
- **Investors:** 5 (1 led)

See who backed them

## The rounds

- **Jun 2025** Series A **$20M** [Sound Ventures](https://millionrounds.com/fund/sound-ventures) Lead [Polygon](https://millionrounds.com/fund/polygon) [Framework Ventures](https://millionrounds.com/fund/framework-ventures) [Chapter One Ventures](https://millionrounds.com/fund/chapter-one) [Buckley Ventures](https://millionrounds.com/fund/buckley-ventures) Reported by AlleyWatch

## Everyone who backed them

[Sound Ventures](https://millionrounds.com/fund/sound-ventures) VC firm **1** round, led 1

[Polygon](https://millionrounds.com/fund/polygon) Hedge fund **1** round

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

[Chapter One Ventures](https://millionrounds.com/fund/chapter-one) VC firm **1** round

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

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

## Also claim to have backed them

These 5 firms list Antimetal 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.

[IDEO CoLab Ventures](https://millionrounds.com/fund/ideo-colab-ventures) VC firm Per its own site

[AI Grant](https://millionrounds.com/fund/ai-grant) Accelerator Per its own site

[Builder Capital](https://millionrounds.com/fund/builder-capital) VC firm Pre-seed, per its site

[Hawk Hill Ventures](https://millionrounds.com/fund/hawk-hill-ventures) VC firm Per its own site

[The Astro Group LLC](https://millionrounds.com/fund/the-astro-group-llc) Investor Per its own site

## Quick answers about Antimetal

### Who invested in Antimetal?

Antimetal's investors include Sound Ventures, Polygon, Framework Ventures, Chapter One Ventures and Buckley Ventures. Sound Ventures led its latest round.

### How much has Antimetal raised?

Antimetal has raised $20M across 1 round since 2025.

### When did Antimetal last raise?

Antimetal's most recent round was a Series A of $20M in Jun 2025, led by Sound Ventures.

### What was Antimetal's biggest round?

Its most recent round, $20M in Jun 2025, is also its largest on record.

### Who backed Antimetal first?

Antimetal's first round on record, in Jun 2025, was backed by Sound Ventures, Polygon and Framework Ventures and 2 others.

### What stage is Antimetal at?

Antimetal's latest named round is a Series A, in Jun 2025.

### Where is Antimetal based?

Antimetal is based in the United States.

### Who led Antimetal's rounds?

Sound Ventures led the Series A in 2025.

## Companies like Antimetal

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

[**Journify** $12M · Nov 2026](https://millionrounds.com/company/journify)[**Nooks** $543M · Nov 2026](https://millionrounds.com/company/nooks)[**Laza Medical** $160M · Nov 2026](https://millionrounds.com/company/laza-medical)[**e2e** $8.0M · Nov 2026](https://millionrounds.com/company/e2e)[**Agrani Labs** $123M · Nov 2026](https://millionrounds.com/company/agrani-labs)[**Applied Compute** $580M · Nov 2026](https://millionrounds.com/company/applied-compute)

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