# Airbuild funding: rounds and investors

> Airbuild has raised across 1 round since 2025. Investors include Techstars, MassChallenge and AngelList. Every round with its source.

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

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

# Who invested in *Airbuild*

One round we have observed, with the 3 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.

Climate Tech

Funding summary Updated 26 Oct 2026

**Undisclosed** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture Jun 2025
- **Investors:** 3

See who backed them

## The rounds

- **Jun 2025** Venture **Amount undisclosed** [Techstars](https://millionrounds.com/fund/techstars) [MassChallenge](https://millionrounds.com/fund/masschallenge) [AngelList](https://millionrounds.com/fund/angellist) Source recorded

## Everyone who backed them

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

[MassChallenge](https://millionrounds.com/fund/masschallenge) Accelerator **1** round

[AngelList](https://millionrounds.com/fund/angellist) Angel network **1** round

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

## Quick answers about Airbuild

### Who invested in Airbuild?

Airbuild's investors include Techstars, MassChallenge and AngelList.

### How much has Airbuild raised?

Airbuild has raised 1 round since 2025, none with a disclosed amount.

### When did Airbuild last raise?

Airbuild's most recent round was a Venture in Jun 2025.

### Who backed Airbuild first?

Airbuild's first round on record, in Jun 2025, was backed by Techstars, MassChallenge and AngelList.

### What stage is Airbuild at?

Airbuild's latest named round is a Venture, in Jun 2025.

### Where is Airbuild based?

Airbuild is based in the United States.

## Companies like Airbuild

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

[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Kodama** $7.0M · Oct 2026](https://millionrounds.com/company/kodama)[**Stand** $105M · Oct 2026](https://millionrounds.com/company/stand)

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