
Audiomob is a London-founded adtech company that pioneered non-intrusive audio advertising inside mobile games. Its SDK lets game developers earn revenue by playing short audio ads without interrupting gameplay, while advertisers reach a large, hard-to-access mobile gaming audience. Founded in 2020 by ex-Google and ex-Facebook engineers Christian Facey and Wilfrid Obeng, the company reaches hundreds of millions of monthly players across 160 countries and has raised roughly $16 million, including a $14 million Series A at a $110 million valuation.
Barometer is a New York-based adtech company that uses AI to make podcast and digital-audio advertising safer and more precise. Its Brand Integrity Cloud transcribes and analyzes podcast episodes for content, sentiment and risk, scoring them against the GARM framework and IAB contextual taxonomy so advertisers can plan campaigns, avoid unsuitable content, and target episodes at scale. The company powers episode-level brand suitability for platforms including Spotify's Ad Exchange on The Trade Desk and Acast.