MPLX vs NGG

MPLX LP

MPLX LP owns and operates midstream energy infrastructure and logistics assets primarily in the United States. It operates in two segments, Logistics and Storage, and Gathering and Processing. The company is involved in the gathering, processing, and transportation of natural gas; gathering, transportation, fractionation, exchange, storage, and marketing of natural gas liquids; transportation, storage, distribution, and marketing of crude oil and refined petroleum products, as well as other hydrocarbon-based products; and sale of residue gas and condensate. Its pipeline network located throughout the United States and Alaska; storage caverns consist of butane, propane, and liquefied petroleum gas storage with locations in Neal in West Virginia, Woodhaven in Michigan, Robinson in Illinois, and Jal in New Mexico; and marine business owns and operates boats and barges, including third-party chartered equipment, as well as a marine repair facility located on the Ohio River. The company also transports light products, heavy oils, crude oil, renewable fuels, chemicals, and feedstocks in the Mid-Continent and Gulf Coast regions. In addition, its refining logistics assets operates 619 tanks with a storage capacity of approximately 56 million barrels; and 32 rail and truck racks, 18 docks, and gasoline blenders. Further, the company operates terminal facilities for the receipt, storage, blending, adultization, handling, and redelivery of refined petroleum products located throughout the continental United States and Alaska. MPLX GP LLC acts as the general partner of MPLX LP. The company was incorporated in 2012 and is based in Findlay, Ohio. MPLX LP is a subsidiary of Marathon Petroleum Corporation.

National Grid Transco PLC National Grid PLC (NEW)

National Grid plc transmits and distributes electricity and natural gas. It operates through UK Electricity Transmission, UK Gas Transmission, US Regulated, and National Grid Ventures (NGV) and Other segments. The UK Electricity Transmission segment owns and operates electricity transmission networks, which comprise approximately 7,236 kilometers of overhead lines. The UK Gas Transmission segment owns and operates gas transmission systems, as well as third-party independent systems and liquefied natural gas (LNG) storage facilities. The US Regulated segments owns and operates transmission facilities across upstate New York, Massachusetts, New Hampshire, Rhode Island, and Vermont; and electricity distribution networks in upstate New York, Massachusetts, and Rhode Island. Its assets comprise 14,439 kilometers of overhead lines; an electricity distribution network of approximately 117,498 circuit miles; and a network of approximately 57,551 kilometers of gas pipeline. The NGV and Other segment engages in the energy metering business; transporting renewable energy long distances through its electricity interconnectors; and storing LNG, as well as commercial property and insurance activities in the United Kingdom. The company was founded in 1990 and is headquartered in London, the United Kingdom.