EQT, Blackstone Credit Enter $3.5 Billion Midstream Joint Venture / Latest / By mark Blackstone Credit & Insurance entered a joint venture with EQT Corp. to take a non-controlling interest in the Mountain Valley Pipeline and other infrastructure from the Equitrans Transactions for $3.5 billion. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Related