Phillips 66 engages in the processing, transportation, storage, and marketing of fuels and other related products. It operates through the following segments: Midstream; Chemicals; Refining; Marketing and Specialties; and Corporate and Other. The Midstream segment gathers, processes, transports, and markets natural gas; and transports, fractionates, and markets natural gas liquids. The Chemicals segment produces and markets petrochemicals and plastics on a worldwide basis. The Refining segment buys, sells, and refines crude oil and other feedstocks at refineries in the United States and Europe. The Marketing and Specialties segment purchases for resale and markets refined petroleum products. The Corporate and Other segment includes general corporate overhead, interest expense, investment in technologies, and other corporate activities. The company was founded on April 30, 2012 and is headquartered in Houston, TX.