Williams To Acquire Mountainwest Natural Gas Transmission And Storage Business From Southwest Gas Holdings, Inc.

Williams (NYSE: WMB) today announced that it has reached an agreement to acquire MountainWest Pipelines Holding Company (MountainWest) from Southwest Gas Holdings, Inc. (NYSE: SWX), in a transaction including $1.07 billion of cash and $0.43 billion of assumed debt, for an enterprise value of $1.5 billion. MountainWest comprises roughly 2,000-miles of interstate natural gas pipeline systems primarily located across Utah, Wyoming and Colorado, totaling approximately 8 Bcf/d of transmission capacity. MountainWest also holds 56 Bcf of total storage capacity, including the Clay Basin underground storage reservoir, providing valuable service to western markets. The acquisition price represents an approximate 8x estimated 2023 EBITDA multiple.