# Metamagnetics funding: rounds and investors

> Metamagnetics has raised $368K across 1 round since 2025. Investors include MassVentures. Every round with its source.

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

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

# Who invested in *Metamagnetics*

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.

Hardware & Electronics

Funding summary Updated 26 Oct 2026

**$368K** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture, $368K Feb 2025
- **Investors:** 1

See who backed them

## The rounds

- **Feb 2025** Venture **$368K** [MassVentures](https://millionrounds.com/fund/massventures) Source recorded SEC filing: $368K sold, first sale Feb 2025

## Founders and team

From Metamagnetics's own website: 1 founder, 5 on the team.

**Vince Harris** CEO and Founder

- **Lee Burns** President and COO
- **John Ziolkowski** Chief Financial Officer
- **Corporate Controller** Board of directors
- **Eric Leskly** Executive Vice Chairman
- **Len Polizzotto** Director

## Everyone who backed them

[MassVentures](https://millionrounds.com/fund/massventures) VC firm **1** round

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

## Quick answers about Metamagnetics

### Who invested in Metamagnetics?

Metamagnetics's investors include MassVentures.

### How much has Metamagnetics raised?

Metamagnetics has raised $368K across 1 round since 2025.

### When did Metamagnetics last raise?

Metamagnetics's most recent round was a Venture of $368K in Feb 2025.

### What was Metamagnetics's biggest round?

Its most recent round, $368K in Feb 2025, is also its largest on record.

### Who backed Metamagnetics first?

Metamagnetics's first round on record, in Feb 2025, was backed by MassVentures.

### What stage is Metamagnetics at?

Metamagnetics's latest named round is a Venture, in Feb 2025.

### Where is Metamagnetics based?

Metamagnetics is based in the United States.

## Companies like Metamagnetics

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

[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)[**Tenstorrent** $3.0B · Oct 2026](https://millionrounds.com/company/tenstorrent)[**Sabi** $50M · Oct 2026](https://millionrounds.com/company/sabi)[**Ringon** $70K · Oct 2026](https://millionrounds.com/company/ringon)[**Relay** $207M · Oct 2026](https://millionrounds.com/company/relay)[**SiMa.ai** $235M · Sept 2026](https://millionrounds.com/company/sima-ai)

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