Shell is a group of energy and petrochemicals companies.
Exxon Mobil Corporation explores and produces crude oil and natural gas.
Chevron is an integrated energy and technology company.
Valero Energy is an independent petroleum refining and marketing company.
Marathon Petroleum Corporation (MPC) is a petroleum refiner, marketer and transporter.
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.
BP (British Petroleum) is an oil and petrochemicals 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.
Continental Resources is a petroleum liquids producer.
Reliance Industries is a holding company engaged in hydrocarbon exploration and production, petroleum refining and marketing, petrochemicals, retail, and telecommunications.
Sempra Energy is a natural gas utilities holding company.