Exxon Mobil Corporation explores and produces crude oil and natural gas.
Valero Energy Corporation is an independent petroleum refining and marketing company.
Marathon Petroleum Corporation (MPC) is one of the largest petroleum refiners, marketers and transporters in the United States.
Murphy is a low-price, high-volume fuel retailer that also sells convenience merchandise through a chain of retail stores.
Andeavor, formerly Tesoro Corporation, is an independent petroleum refining, logistics and marketing company.
Global leads in logistics of transporting Bakken/Canadian crude oil and energy products via rail, from US/Canada to refiners and customers to East/West coasts.
Sempra Energy is a natural gas utilities holding company.
BP is a multinational oil and gas company.
CST Brands, Inc. is a fuel and convenience retailer.
Valero Energy Partners owns, operates, develops, and acquires crude oil and refined petroleum products pipelines, terminals, and other transportation and logistics assets.
DCP Midstream Partners, LP is a midstream petroleum services company.
WPX Energy is an independent oil and natural gas exploration and production company.