# MacroCycle Technologies funding: rounds and investors

> MacroCycle Technologies has raised $3.0M across 1 round since 2026. Investors include Neo, Collaborative Fund and Breakthrough Energy.

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

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

# Who invested in *MacroCycle Technologies*

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.

Cleantech

Raised 8 months ago

Funding summary Updated 26 Oct 2026

**$3.0M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $3.0M Mar 2026
- **Investors:** 6

See who backed them

## The rounds

- **Mar 2026** Seed **$3.0M** [Neo](https://millionrounds.com/fund/neo) [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) [Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) [KdT Ventures](https://millionrounds.com/fund/kdt-ventures) [Neotribe Ventures](https://millionrounds.com/fund/neotribe-ventures) [Clean Energy Ventures](https://millionrounds.com/fund/clean-energy-ventures) Source recorded SEC filing: $3.0M sold, first sale Feb 2026

## Founders and team

From MacroCycle Technologies's own website: 3 founders, 4 on the team.

**Stwart Peña Feliz** Co-founder, CEO

**Jan-Georg Rosenboom** Co-founder, CTO

**Hector Echaniz** Founder & Managing Partner of PET converter

- **Brontë McGarrah** Head of Partnerships
- **Edoardo Terreni** Senior Pilot Engineer
- **Kyle Sherry** Principal Process Engineer
- **Sharon Bort** Operations Manager

## Everyone who backed them

[Neo](https://millionrounds.com/fund/neo) Accelerator **1** round

[Collaborative Fund](https://millionrounds.com/fund/collaborative-fund) VC firm **1** round

[Breakthrough Energy](https://millionrounds.com/fund/breakthrough-energy) VC firm **1** round

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

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

[Clean Energy Ventures](https://millionrounds.com/fund/clean-energy-ventures) VC firm **1** round

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

## Quick answers about MacroCycle Technologies

### Who invested in MacroCycle Technologies?

MacroCycle Technologies's investors include Neo, Collaborative Fund, Breakthrough Energy, KdT Ventures and Neotribe Ventures, and 1 more on record.

### How much has MacroCycle Technologies raised?

MacroCycle Technologies has raised $3.0M across 1 round since 2026.

### When did MacroCycle Technologies last raise?

MacroCycle Technologies's most recent round was a Seed of $3.0M in Mar 2026.

### What was MacroCycle Technologies's biggest round?

Its most recent round, $3.0M in Mar 2026, is also its largest on record.

### Who backed MacroCycle Technologies first?

MacroCycle Technologies's first round on record, in Mar 2026, was backed by Neo, Collaborative Fund and Breakthrough Energy and 3 others.

### What stage is MacroCycle Technologies at?

MacroCycle Technologies's latest named round is a Seed, in Mar 2026.

### Where is MacroCycle Technologies based?

MacroCycle Technologies is based in the United States.

## Companies like MacroCycle Technologies

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)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Renew** $207M · Oct 2026](https://millionrounds.com/company/renew)[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)

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