# Petra funding: rounds and investors

> Petra has raised across 1 round since 2022. Investors include Gaingels, 8VC and DCVC. Every round with its source.

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

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

# Who invested in *Petra*

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.

Construction

Funding summary Updated 26 Oct 2026

**Undisclosed** raised across 1 round since 2022, from 1 source

- **Latest round:** Venture Jun 2022
- **Investors:** 6

See who backed them

## The rounds

- **Jun 2022** Venture **Amount undisclosed** [Gaingels](https://millionrounds.com/fund/gaingels) [8VC](https://millionrounds.com/fund/8vc) [DCVC](https://millionrounds.com/fund/data-collective) [MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) [Congruent Ventures](https://millionrounds.com/fund/congruent-ventures) [ACME Capital](https://millionrounds.com/fund/acme-capital) Source recorded

## Everyone who backed them

[Gaingels](https://millionrounds.com/fund/gaingels) Private equity **1** round

[8VC](https://millionrounds.com/fund/8vc) VC firm **1** round

[DCVC](https://millionrounds.com/fund/data-collective) VC firm **1** round

[MaC Venture Capital](https://millionrounds.com/fund/mac-venture-capital) VC firm **1** round

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

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

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

## Also claim to have backed them

These 3 firms list Petra 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.

[Lemnos VC](https://millionrounds.com/fund/lemnos) VC firm Per its own site

[Aptos Labs](https://millionrounds.com/fund/aptos-lab) Investment firm Per its own site

[Jordan Investment Commission](https://millionrounds.com/fund/jordan-investment-commission) Government Per its own site

## Quick answers about Petra

### Who invested in Petra?

Petra's investors include Gaingels, 8VC, DCVC, MaC Venture Capital and Congruent Ventures, and 1 more on record.

### How much has Petra raised?

Petra has raised 1 round since 2022, none with a disclosed amount.

### When did Petra last raise?

Petra's most recent round was a Venture in Jun 2022.

### Who backed Petra first?

Petra's first round on record, in Jun 2022, was backed by Gaingels, 8VC and DCVC and 3 others.

### What stage is Petra at?

Petra's latest named round is a Venture, in Jun 2022.

### Where is Petra based?

Petra is based in the United States.

## Companies like Petra

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

[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Mach9** $46M · Oct 2026](https://millionrounds.com/company/mach9)[**Fireworks AI** $1.7B · Oct 2026](https://millionrounds.com/company/fireworks-ai)[**ASI** $325M · Oct 2026](https://millionrounds.com/company/asi)[**Fragment** $22M · Oct 2026](https://millionrounds.com/company/fragment)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app