Joe Monroe

Andeavor engages in the refining and marketing of petroleum products. It operates through the following segments: Refining, Logistics, and Marketing. The Refining segment buys and refines crude oil and other feed stocks into transportation fuels, such as gasoline and gasoline blend stocks, jet fuel and diesel fuel, as well as other products, including heavy fuel oils, liquefied petroleum gas and petroleum coke for sale in bulk markets to a wide variety of customers within Andeavor's markets. The logistics segment includes crude oil and natural gas gathering assets, natural gas and natural gas liquid processing assets, and crude oil and refined products terminalling, transportation and storage assets acquired from Andeavor and third parties. The Marketing segment sells transportation fuels through branded and unbranded channels. Its brand portfolio includes ARCO, Shell, Exxon, Mobil, USA Gasoline, Rebel, and Tesoro. The company was founded by West V. Robert, Jr. in 1964 and is headquartered in San Antonio, TX.

Unocal Corp. explores, develops, produces, and markets crude oil and natural gas. The firm also produces geothermal energy in Indonesia and the Philippines and makes petroleum coke, graphite's and silicon carbide materials. The company was founded on October 17, 1890 and is headquartered in El Segundo, CA.

Tesoro Petroleum Cos., Inc. engages in the provision of petroleum refining services. The company is headquartered in Kenai, AK.

Tesoro Refining & Marketing Co. owns and operates retail and refueling gas stations. It serves marine and commercial industries. The company is headquartered in San Antonio, TX.

Unocal Pipeline Co. engages in the production of oil and gas. The company is headquartered in Santa Fe Springs, CA.

Green Energy Oilfield Services LLC provides fluid management services. It offers in vacuum, winch, and haul truck, frac, mud, and acid tank, gas buster. mud pump, and work over rigs. The company was founded in 2011 and is headquartered in San Antonio, TX.