MPLX LP is a diversified master limited partnership that owns and operates midstream energy infrastructure and logistics assets and provides fuel distribution services. The Company’s segments include Logistics and Storage (L&S) and Gathering and Processing (G&P). The L&S segment primarily engages in the gathering, transportation, storage and distribution of crude oil, refined products, other hydrocarbon-based products, and renewables. The L&S segment also includes the operation of its refining logistics, fuel distribution and inland marine businesses, terminals, rail facilities and storage caverns. The G&P segment provides gathering, processing and transportation of natural gas, as well as the transportation, fractionation, storage and marketing of natural gas liquids (NGLs). Its assets include a network of crude oil and refined product pipelines; an inland marine business; light-product, asphalt, heavy oil and marine terminals; storage caverns, and others.