Jeff A. Stevens

Giant Industries, Inc. engages in the provision of refining services and marketing of petroleum products. The company was founded on December 06, 1989 and is headquartered in Tempe, AZ.

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.

Vomaris Innovations, Inc. manufactures surgical and medical instruments and apparatus. It provides touting wound-healing bandage to patients. The company was founded by Lawrence A. Schneider and Jeffrey B. Skiba in 2007 and is headquartered in Tempe, AZ.

Northern Tier Energy LP engages in refining, retail, and logistics operations. The company was founded by Mario E. Rodriguez and Hank Kuchta on October 21, 2011 and is headquartered in Tempe, AZ.

Part of Marathon Petroleum Corp., Northern Tier Energy GP LLC provides oil and gas refining, retail and transportation services. The private company is based in Ridgefield, CT. David L. Lamp has been the CEO of the company since 2014.

Western Refining Logistics LP owns, operates, develops and acquires terminals, storage tanks, pipelines and other logistics assets. The company was founded on July 17, 2013 and is headquartered in San Antonio, TX.

Western Refining, Inc. engages in the business of refining and marketing crude oil and refined products. The company was founded by Paul L. Foster on September 16, 2005 and is headquartered in El Paso, TX.

Northern Tier Energy LLC engages in oil and gas refining, retail, and pipeline operations. Its products include gasoline, diesel, jet fuel, and asphalt which are then marketed to resellers and consumers. The company was founded on June 23, 2010 and is headquartered in Phoenix, AZ.

Andeavor Logistics LP engages in the ownership, operation, development and acquisition of crude oil and refined products logistics assets. It operates through the following segments: Terminalling & Transportation, Gathering & Processing and Wholesale. The Terminalling & Transportation segment consists of regulated common carrier products pipeline running from Salt Lake City, Utah to Spokane, Washington and a jet fuel pipeline to the Salt Lake City International Airport. The Gathering & Processing segment includes crude oil and natural gas pipeline gathering systems in the Bakken Shale/Williston Basin area of North Dakota and Montana and the Green River Basin, Uinta Basin and Vermillion Basin in the states of Utah, Colorado and Wyoming, the Delaware Basin in the Permian Basin area of West Texas and Southern New Mexico, the four corners area of Northwestern New Mexico, and consists of crude trucking operations and gas processing and fractionation complexes. The Wholesale segment consists of bulk petroleum distribution facilities and a fleet of refined product delivery trucks. The company was founded on December 3, 2010 and is headquartered in San Antonio, TX.