# Graphene Star funding: rounds and investors

> Graphene Star has raised $1.7M across 4 rounds since 2022. Every round with its source.

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

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

# Who invested in *Graphene Star*

4 rounds we have observed, with the 0 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.

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Funding summary Updated 15 Nov 2026

**$1.7M** raised across 4 rounds since 2022, from 4 sources

**$638K** Round **$289K** Round **$247K** Round **$497K** Round

- **Latest round:** Round, $497K Jan 2025
- **Biggest round:** $638K Round · Jun 2022
- **Step-up i:** 2×
- **Investors:** 0

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.

2023 2024 2025

**$638K** Round

**$289K** Round

**$247K** Round

**$497K** Round

- **First round:** Round, $638K
- **Biggest round:** $638K
- **Usual gap between rounds:** 7 months

## The rounds

- **Jan 2025** Round **$497K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Mar 2023** Round **$247K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Jan 2023** Round **$289K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Jun 2022** Round **$638K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

Graphene Star filed 5 raises, $1.7M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Jan 2025 **$497K** UK share allotment
- Mar 2023 **$247K** UK share allotment
- Jan 2023 **$289K** UK share allotment
- Jul 2022 **$138K** UK share allotment
- Jun 2022 **$501K** UK share allotment

## Quick answers about Graphene Star

### How much has Graphene Star raised?

Graphene Star has raised $1.7M across 4 rounds since 2022.

### When did Graphene Star last raise?

Graphene Star's most recent round, $497K, was in Jan 2025.

### What was Graphene Star's biggest round?

Graphene Star's largest round on record is $638K, in Jun 2022.

### Where is Graphene Star based?

Graphene Star is based in the United Kingdom.

## Companies like Graphene Star

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

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