# Boltz funding: rounds and investors

> Boltz has raised $28M across 1 round since 2026. Investors include Andreessen Horowitz, Amplify Partners and Obvious Ventures. Every round with its source.

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

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

# Who invested in *Boltz*

One round we have observed, with the 4 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.

AI

Raised 10 months ago

Funding summary Updated 26 Oct 2026

**$28M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $28M Jan 2026
- **Investors:** 4

See who backed them

## The rounds

- **Jan 2026** Seed **$28M** [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Amplify Partners](https://millionrounds.com/fund/amplify-partners) [Obvious Ventures](https://millionrounds.com/fund/obvious-ventures) [Zetta Venture Partners](https://millionrounds.com/fund/zetta-venture-partners) Source recorded

## Everyone who backed them

[Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **1** round

[Amplify Partners](https://millionrounds.com/fund/amplify-partners) VC firm **1** round

[Obvious Ventures](https://millionrounds.com/fund/obvious-ventures) Accelerator **1** round

[Zetta Venture Partners](https://millionrounds.com/fund/zetta-venture-partners) VC firm **1** round

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

## Quick answers about Boltz

### Who invested in Boltz?

Boltz's investors include Andreessen Horowitz, Amplify Partners, Obvious Ventures and Zetta Venture Partners.

### How much has Boltz raised?

Boltz has raised $28M across 1 round since 2026.

### When did Boltz last raise?

Boltz's most recent round was a Seed of $28M in Jan 2026.

### What was Boltz's biggest round?

Its most recent round, $28M in Jan 2026, is also its largest on record.

### Who backed Boltz first?

Boltz's first round on record, in Jan 2026, was backed by Andreessen Horowitz, Amplify Partners and Obvious Ventures and 1 others.

### What stage is Boltz at?

Boltz's latest named round is a Seed, in Jan 2026.

### Where is Boltz based?

Boltz is based in the United States.

## Companies like Boltz

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

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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