# Catalyxx funding: rounds and investors

> Catalyxx has raised $26M across 2 rounds since 2025. Investors include Axon Partners Group, Accel and EIC Accelerator. Every round with its source.

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

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

# Who invested in *Catalyxx*

2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech Chemicals & Materials Cleantech Climate Tech

Raised 5 months ago

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Funding summary Updated 15 Nov 2026

**$26M** raised across 2 rounds since 2025, from 2 sources

**$3.4M** Debt **$23M** Grant

- **Latest round:** Grant, $23M Jul 2026
- **Step-up i:** 6.7×
- **Investors:** 3 (1 led)

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2026

**$3.4M** Debt

**$23M** Grant

- **First round:** Debt, $3.4M
- **Biggest round:** $23M
- **Between rounds:** 13 months

## The rounds

- **Jul 2026** Grant **$23M** *3 returning* [Accel](https://millionrounds.com/fund/accel) [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) [Axon Partners Group](https://millionrounds.com/fund/axon-partners-group) Source recorded
- **May 2025** Debt **$3.4M** *3 new* [Axon Partners Group](https://millionrounds.com/fund/axon-partners-group) Lead [Accel](https://millionrounds.com/fund/accel) [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) Reported by TechStartups

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Debt** 2025 **Grant** 2026 [Axon Partners Group](https://millionrounds.com/fund/axon-partners-group) L [Accel](https://millionrounds.com/fund/accel) [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator)

## Everyone who backed them

[Axon Partners Group](https://millionrounds.com/fund/axon-partners-group) Corporate VC **2** rounds, led 1

[Accel](https://millionrounds.com/fund/accel) VC firm **2** rounds

[EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) Government **2** rounds

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

## Quick answers about Catalyxx

### Who invested in Catalyxx?

Catalyxx's investors include Axon Partners Group, Accel and EIC Accelerator.

### How much has Catalyxx raised?

Catalyxx has raised $26M across 2 rounds since 2025.

### When did Catalyxx last raise?

Catalyxx's most recent round was a Grant of $23M in Jul 2026.

### What was Catalyxx's biggest round?

Its most recent round, $23M in Jul 2026, is also its largest on record.

### Who backed Catalyxx first?

Catalyxx's first round on record, in May 2025, was backed by Axon Partners Group, Accel and EIC Accelerator.

### What stage is Catalyxx at?

Catalyxx's latest named round is a Grant, in Jul 2026.

### Where is Catalyxx based?

Catalyxx is based in the United States.

### Who led Catalyxx's rounds?

Axon Partners Group led the Debt in 2025.

## Companies like Catalyxx

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

[**Soofa** Nov 2026](https://millionrounds.com/company/soofa)[**Neuvivo** $1.4M · Nov 2026](https://millionrounds.com/company/neuvivo)[**Mirendil** $1.4B · Nov 2026](https://millionrounds.com/company/mirendil)[**Applied Carbon** $73M · Nov 2026](https://millionrounds.com/company/applied-carbon)[**Pellucere Technologies** $1.3M · Nov 2026](https://millionrounds.com/company/pellucere-technologies)[**Frontier Bio** $1.7M · Nov 2026](https://millionrounds.com/company/frontier-bio)

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