United Kingdom · Series A startup

Who invested in Plain

One round we have observed, with the 5 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.

B2B

Funding summaryUpdated 26 Oct 2026

$15Mraised across 1 round since 2025, from 1 source

Latest round
Series A, $15MFeb 2025
Investors
5
See who backed them

The rounds

  1. Feb 2025

Everyone who backed them

Index VenturesVC firm1round
Battery VenturesVC firm1round
Pareto HoldingsVC firm1round
Edward LandoAngel1round
Connect VenturesVC firm1round

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

Quick answers about Plain

Who invested in Plain?

Plain's investors include Index Ventures, Battery Ventures, Pareto Holdings, Edward Lando and Connect Ventures.

How much has Plain raised?

Plain has raised $15M across 1 round since 2025.

When did Plain last raise?

Plain's most recent round was a Series A of $15M in Feb 2025.

What was Plain's biggest round?

Its most recent round, $15M in Feb 2025, is also its largest on record.

Who backed Plain first?

Plain's first round on record, in Feb 2025, was backed by Index Ventures, Battery Ventures and Pareto Holdings and 2 others.

What stage is Plain at?

Plain's latest named round is a Series A, in Feb 2025.

Where is Plain based?

Plain is based in the United Kingdom.

Companies like Plain

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

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