Dominion Energy is a holding company. Through its subsidiaries , Co. is engaged in producing and transporting energy. Co.'s operations are conducted through its subsidiaries: Virginia Electric and Power Company, which is a regulated public utility that generates, transmits and distributes electricity for sale in Virginia and North Carolina; and Dominion Energy Gas Holdings, LLC, which serves as the intermediate parent company for Co.'s Federal Energy Regulatory Commission-regulated interstate natural gas transmission pipeline and underground storage systems in the eastern and Rocky Mountain regions, as well as for the liquefied natural gas import/export and storage facility.