# Protocol Labs funding: rounds and investors

> Protocol Labs has raised $2.5M across 1 round since 2024. Investors include Y Combinator, Sequoia Capital and Andreessen Horowitz. Every round with its source.

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

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

# Who invested in *Protocol Labs*

One round we have observed, with the 6 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.

IT Services

Y Combinator: S14

Funding summary Updated 26 Oct 2026

**$2.5M** raised across 1 round since 2024, from 1 source

- **Latest round:** Venture, $2.5M Mar 2024
- **Investors:** 6

See who backed them

## The rounds

- **Mar 2024** Venture **$2.5M** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [Haystack](https://millionrounds.com/fund/haystack) [BlueYard Capital](https://millionrounds.com/fund/blueyard-capital) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

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

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

[Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) VC firm **1** round

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

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

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

## Also claim to have backed them

These 4 firms list Protocol Labs 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.

[A16z Crypto](https://millionrounds.com/fund/a16z-crypto) VC firm Per its own site

[Draft Ventures](https://millionrounds.com/fund/draft-ventures) VC firm Per its own site

[Portal Ventures](https://millionrounds.com/fund/portal-ventures) VC firm Per its own site

[Mana Industries](https://millionrounds.com/fund/mana-industries) VC firm Per its own site

## Quick answers about Protocol Labs

### Who invested in Protocol Labs?

Protocol Labs's investors include Y Combinator, Sequoia Capital, Andreessen Horowitz, Union Square Ventures and Haystack, and 1 more on record.

### How much has Protocol Labs raised?

Protocol Labs has raised $2.5M across 1 round since 2024.

### When did Protocol Labs last raise?

Protocol Labs's most recent round was a Venture of $2.5M in Mar 2024.

### What was Protocol Labs's biggest round?

Its most recent round, $2.5M in Mar 2024, is also its largest on record.

### Who backed Protocol Labs first?

Protocol Labs's first round on record, in Mar 2024, was backed by Y Combinator, Sequoia Capital and Andreessen Horowitz and 3 others.

### What stage is Protocol Labs at?

Protocol Labs's latest named round is a Venture, in Mar 2024.

### Where is Protocol Labs based?

Protocol Labs is based in the United States.

## Companies like Protocol Labs

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

[**Chariot Claims** $23M · Oct 2026](https://millionrounds.com/company/chariot-claims)[**Subeca** $9.0M · Oct 2026](https://millionrounds.com/company/subeca)[**FlexCompute** $53M · Oct 2026](https://millionrounds.com/company/flexcompute)[**Negosh** $3.1M · Oct 2026](https://millionrounds.com/company/negosh)[**StarLifter** $4.0M · Oct 2026](https://millionrounds.com/company/starlifter)[**Litewave.AI** $1.7M · Oct 2026](https://millionrounds.com/company/litewave-ai)

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