United Kingdom · Funded startup

Who invested in Promethean Particles

3 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.

Chemicals & Materials

Funding summaryUpdated 15 Nov 2026

$12Mraised across 3 rounds since 2022, from 3 sources

$933KRound$959KRound$10MRound
Latest round
Round, $10MJul 2024
Step-upi
10.7×
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.

202220232024
$933KRound$959KRound$10MRound
First round
Round, $933K
Feb 2022
Biggest round
$10M
Round · Jul 2024
Usual gap between rounds
22 months
the median of 2

The rounds

  1. Jul 2024
    Round$10M

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

  2. Sept 2022
    Round$959K

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

  3. Feb 2022
    Round$933K

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

Funding filed with regulators

Promethean Particles filed 3 raises, $12M in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Jul 2024$10MUK share allotment
  2. Sept 2022$959KUK share allotment
  3. Feb 2022$933KUK share allotment

Quick answers about Promethean Particles

How much has Promethean Particles raised?

Promethean Particles has raised $12M across 3 rounds since 2022.

When did Promethean Particles last raise?

Promethean Particles's most recent round, $10M, was in Jul 2024.

What was Promethean Particles's biggest round?

Its most recent round, $10M in Jul 2024, is also its largest on record.

Where is Promethean Particles based?

Promethean Particles is based in the United Kingdom.

Companies like Promethean Particles

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

Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.