The Firm is representing Blackstone in connection with its proposed acquisition of a majority ownership interest in Liftoff Mobile, Inc. The transaction is expected to close in early 2021 subject to customary closing conditions. Financial terms of the transaction were not disclosed.~~Liftoff, a mobile app marketing platform, uses prediction intelligence to find engaged users at scale for mobile app marketers. Headquartered in Redwood City, Liftoff has a global presence with offices in New York, San Francisco, Seattle, Berlin, London, Paris, Singapore, Seoul and Tokyo.~~The Simpson Thacher team includes Anthony Vernace, William Allen, Christopher Scavone, Erica Sims and Daniel Feiger (M&A); Andrew Purcell, Sophie Staples and Brian Mendick (Tax); Gregory Grogan, Caitlin Lucey and Alan Fenyes (Executive Compensation & Employee Benefits); Alden Millard, Catherine Burns and Callie Robins (Credit); Genevieve Dorment, Melanie Jolson and Kate Mirino (IP); and Krista McManus and Timothy Gallagher (Real Estate).