Start.io operates a sell-side omnichannel advertising platform built on real-time mobile audience data. The platform processes over 100 billion first-party data signals each day, using artificial intelligence to deliver advertising solutions for publishers and marketers. Its reach extends to more than 500,000 active apps, serving hundreds of millions of ads daily and accessing approximately 2.5 billion monthly active users globally.
Founded in 2010, the company works across mobile advertising, data processing and digital advertising. Its technology stack is centred on large-scale data processing and AI-driven ad optimisation. The firm has recorded over 30 billion software downloads to date, underlining the breadth of its distribution network.
Start.io maintains offices in New York, Tel Aviv, Beijing, the U.K., Ukraine, Poland and India, giving it a presence across major ad-tech markets in North America, Europe and Asia.






