# Greenhouse OS funding: rounds and investors

> Greenhouse OS has raised $661K across 1 round since 2026. Every round with its source.

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

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

# Who invested in *Greenhouse OS*

One round we have observed, with the 0 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.

Real Estate

Raised 8 months ago

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Funding summary Updated 15 Nov 2026

**$661K** raised across 1 round since 2026, from 1 source

- **Latest round:** Round, $661K Mar 2026
- **Investors:** 0

See who backed them

## The rounds

- **Mar 2026** Round **$661K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

Greenhouse OS filed one raise, $661K in all. Filings say how much was sold and to how many investors; they never name the investors.

- Mar 2026 **$661K** UK share allotment

## Founders and team

From Greenhouse OS's own website: 11 on the team.

- **Ian Preston** Chief Executive Officer
- **Alex Rhodes** Managing Director
- **Carrie Howcroft** Accounts Manager
- **Cathy Evans** Client Success Manager
- **Craig Theaker** Professional Services Manager
- **Hitesh Vaswani** Senior Support Consultant
- **Holly Ashby** Marketing Manager
- **Milan Makwana** Engineering Manager
- **Niko Madajczyk** Junior Software Developer
- **Oliver Badger** Junior Software Developer
- **Rhiannon King** Onboarding Manager

## Quick answers about Greenhouse OS

### How much has Greenhouse OS raised?

Greenhouse OS has raised $661K across 1 round since 2026.

### When did Greenhouse OS last raise?

Greenhouse OS's most recent round, $661K, was in Mar 2026.

### What was Greenhouse OS's biggest round?

Its most recent round, $661K in Mar 2026, is also its largest on record.

### Where is Greenhouse OS based?

Greenhouse OS is based in the United Kingdom.

## Companies like Greenhouse OS

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

[**Lette** $6.5M · Oct 2026](https://millionrounds.com/company/lette)[**Nusku** $3.7M · Oct 2026](https://millionrounds.com/company/nusku)[**Tekcapital** $12M · Oct 2026](https://millionrounds.com/company/tekcapital)[**BE Design** Aug 2026](https://millionrounds.com/company/be-design)[**Keylr** $269K · Aug 2026](https://millionrounds.com/company/keylr)[**Dwelly** $315M · Jul 2026](https://millionrounds.com/company/dwelly)

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