# Petromac funding: rounds and investors

> Petromac has raised $218K across 1 round since 2019. Investors include Callaghan Innovation. Every round with its source.

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

[Funded startup](https://millionrounds.com/companies)

# Who invested in *Petromac*

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.

Manufacturing

Funding summary Updated 26 Oct 2026

**$218K** raised across 1 round since 2019, from 1 source

- **Latest round:** Grant, $218K Mar 2019
- **Investors:** 1

See who backed them

## The rounds

- **Mar 2019** Grant **$218K** [Callaghan Innovation](https://millionrounds.com/fund/callaghan-innovation) Source recorded

## Everyone who backed them

[Callaghan Innovation](https://millionrounds.com/fund/callaghan-innovation) Investment firm **1** round

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

## Quick answers about Petromac

### Who invested in Petromac?

Petromac's investors include Callaghan Innovation.

### How much has Petromac raised?

Petromac has raised $218K across 1 round since 2019.

### When did Petromac last raise?

Petromac's most recent round was a Grant of $218K in Mar 2019.

### What was Petromac's biggest round?

Its most recent round, $218K in Mar 2019, is also its largest on record.

### Who backed Petromac first?

Petromac's first round on record, in Mar 2019, was backed by Callaghan Innovation.

### What stage is Petromac at?

Petromac's latest named round is a Grant, in Mar 2019.

## Companies like Petromac

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

[**Dessn** $6.0M · May 2026](https://millionrounds.com/company/dessn)[**Ciridae** $20M · May 2026](https://millionrounds.com/company/ciridae)[**C-Infinity** $16M · Apr 2026](https://millionrounds.com/company/c-infinity)[**SmartSolar** $1.3M · Mar 2026](https://millionrounds.com/company/smartsolar)[**Onodrim Industries** $47M · Feb 2026](https://millionrounds.com/company/onodrim-industries)[**Hanyang Technology** Feb 2026](https://millionrounds.com/company/hanyang-technology)

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