Adbrain uses AI to identify and track consumers across their devices to better target them with advertising. The company, which was founded in 2012, was acquired by ad buying platform the TradeDesk in 2017.

Based in London, the company has raised a total of £12.5 million in investment. CEO and president, ex-Google account director Gareth Davies, graduated from the University of Leeds and now lives in San Francisco.

Adbrain features on our list of 51 AI Innovators