Affiliates of Blackstone Infrastructure Partners have closed the purchase of 100 percent of the membership interests in Tallgrass Energy’s (TGE) general partner, as well as an approximately 44 percent economic interest, in Tallgrass Energy from affiliates of Kelso & Company, The Energy & Minerals Group and Tallgrass KC, an entity owned by certain members of TGE’s management, for a total cash consideration of approximately $3.2 billion. Affiliates of GIC, Singapore’s sovereign wealth fund, and Enagás, a Spanish energy company, are minority investors in the transaction.