United Kingdom · Venture startup

Who invested in Ichthion

3 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.

Cleantech

Funding summaryUpdated 26 Oct 2026

$271Mraised across 3 rounds since 2019, from 3 sources

$1.3MRound$270MRound
Latest round
Round, $270MJan 2024
Step-upi
207.8×
Investors
3
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.

201920202021202220232024
$1.3MRound?Venture$270MRound
First round
Round, $1.3M
Apr 2019
Biggest round
$270M
Round · Jan 2024
Usual gap between rounds
3.1 years
the median of 2

The rounds

  1. Jan 2024
    Round$270M

    No investor was named in the report.

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

  2. Jan 2021
    VentureAmount undisclosed2 new

    Source recorded

  3. Apr 2019
    Round$1.3M1 new

    Reported by Clearlyso

Funding filed with regulators

Ichthion filed one raise, $135M in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Jan 2024$135MUK share allotment

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.

Round2019Venture2021Round2024VenrexKatapultClearlySo

Everyone who backed them

VenrexVC firm1round
KatapultVC firm1round
ClearlySoVC firm1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

This firm lists Ichthion as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

Ma'at Environment FundFamily officePer its own site

Quick answers about Ichthion

Who invested in Ichthion?

Ichthion's investors include Venrex, Katapult and ClearlySo.

How much has Ichthion raised?

Ichthion has raised $271M across 3 rounds since 2019. One round did not disclose an amount, so the total is a floor.

When did Ichthion last raise?

Ichthion's most recent round, $270M, was in Jan 2024.

What was Ichthion's biggest round?

Its most recent round, $270M in Jan 2024, is also its largest on record.

Who backed Ichthion first?

Ichthion's first round on record, in Apr 2019, was backed by ClearlySo.

What stage is Ichthion at?

Ichthion's latest named round is a Venture, in Jan 2021.

Where is Ichthion based?

Ichthion is based in the United Kingdom.

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