The Blackstone Group agreed to invest $400m in Liftoff, a global performance-based mobile app marketing optimization platform. "Liftoff is a market leader and a key growth partner for many of the world’s leading mobile app developers through its extensive global reach and strong programmatic capabilities. This investment reflects our high conviction in both mobile content and mobile advertising, and we believe that Blackstone’s extensive resources and expertise will help enable Liftoff to further capitalize on its strong momentum and significant growth potential. We are very excited to partner with Liftoff’s talented founders to continue to provide best-in-class solutions to the industry," Sachin Bavishi, Blackstone Managing Director.