Jan 10 (Reuters) - Buyout firm Blackstone is weighing strategic options, including a sale, for Liftoff that could value the mobile app marketing provider at more than $4 billion, including debt ...

Exclusive-Blackstone Mulls $4 Billion-Plus Sale of Liftoff, Sources Say By Milana Vinn (Reuters) - Buyout firm Blackstone is weighing strategic options, including a sale, for Liftoff that could ...