Southwest Gas, an energy holding company, completed the acquisition of Questar Pipeline, a FERC-regulated, long-term contracted, transportation and underground storage assets operator, from Dominion Energy, a firm that engages in the provision of electricity and natural gas, for $1.98bn. "We are pleased with the result of our sale process for these high-quality assets. This transaction represents another significant step in our evolution as a company, allowing us to focus even more on fulfilling the energy needs of our utility customers and continuing growth of our clean-energy portfolio, including development of the largest offshore wind farm in North America," Robert M. Blue, Dominion Energy Chair, President & CEO.