Who invested in Adbrain?
Adbrain's investors include Entrepreneur First, Notion Capital, Octopus Ventures, Cisco Investments and Octopus Investments, and 6 more on record.

United Kingdom · Series B startup
Funding summaryUpdated 26 Oct 2026
$17Mraised across 4 rounds since 2012, from 4 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Source recorded
From a historical funding record
Reported by finsmes.com
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Adbrain's investors include Entrepreneur First, Notion Capital, Octopus Ventures, Cisco Investments and Octopus Investments, and 6 more on record.
Adbrain has raised $17M across 4 rounds since 2012. One round did not disclose an amount, so the total is a floor.
Adbrain's most recent round was a Series B of $7.5M in Feb 2016.
Its most recent round, $7.5M in Feb 2016, is also its largest on record.
Adbrain's first round on record, in Dec 2012, was backed by Entrepreneur First.
Adbrain's latest named round is a Series B, in Feb 2016.
Adbrain is based in the United Kingdom.
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