Millennial Media, Inc. (Millennial Media) is a mobile advertising platform company. Millennial Media technology, tools and services help developers maximize their advertising revenue. The Company�s technology and data platform, known as MYDAS, determines in real-time which ad to deliver. In February 2012, its platform reached over 300 million users worldwide, including approximately 140 million users in the United States. More than 30,000 apps are enabled by their developers to receive ads delivered through its platform, and the Company can deliver ads on over 7,000 different mobile device types and models. Its platform is compatible with all major mobile operating systems, including Apple iOS, Android, Windows Phone, Blackberry and Symbian. In February 2012, it processed over 45 billion ad impressions. In April 2013, it acquired Metaresolver.