Plains GP Holdings, L.P. through Plains All American Pipeline, L.P. (PAA), owns and operates midstream energy infrastructure and provides logistics services for crude oil and natural gas liquids (NGL). The Company operates through two segments: Crude Oil and NGL. The Crude Oil segment operations generally consist of gathering and transporting crude oil using pipelines (including gathering systems), trucks, and at times on barges or railcars, in addition to providing terminalling, storage and other related services utilizing its integrated assets across the United States and Canada. The NGL segment operations involve natural gas processing and NGL fractionation, storage, transportation and terminalling. The NGL segment is engaged in providing gathering, fractionation, storage, and/or terminalling services to third-party customers, extracting NGL mix from the gas stream processed at its Empress straddle plant facility as well as acquiring NGL mix.