Who invested in ThoughtRiver

2 rounds we have observed, with the 4 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.

Funding summaryUpdated 26 Oct 2026

$11Mraised across 2 rounds since 2020, from 2 sources

$10MSeries A$1.5MRound

Latest round: Round, $1.5MMar 2024
Biggest round: $10MSeries A · Sept 2020
Investors: 4

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.

2021202220232024

$10MSeries A$1.5MRound

First round: Series A, $10M
Biggest round: $10M
Between rounds: 3.6 years

The rounds

Mar 2024
Round$1.5M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Sept 2020
Series A$10M4 new
Source recorded

Funding filed with regulators

ThoughtRiver filed one raise, $1.5M in all. Filings say how much was sold and to how many investors; they never name the investors.

Mar 2024$1.5MUK share allotment

Founders and team

From ThoughtRiver's own website: 2 on the team.

Joe StephensonPartner and Head of IT & Technology
Hamish GrayDirector of Legal & Commercial

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.

Series A2020Round2024

Octopus Ventures

LocalGlobe

SyndicateRoom

Crane Venture Partners

Everyone who backed them

Octopus VenturesVC firm1round

LocalGlobeVC firm1round

SyndicateRoomVC firm1round

Crane Venture PartnersVC firm1round

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

Also claim to have backed them

This firm lists ThoughtRiver 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.