Mirror Mirror on the Wall, Who’s the Best Pipeline Co of Them All? Energy Services | Equitrans/EQT Midstream | MarkWest Energy January 8, 2019January 8, 2019 The results are in from a recently released 2018 Oil & Gas Midstream Services Customer Satisfaction Survey conducted by EnergyPoint Research. This year’s top overall rating for the country’s best midstream (i.e. pipeline) company goes to… Please Login to view this content. (Not a member? Join Today!) Related