Marathon Petroleum Corporation, together with its subsidiaries, is engaged in refining, transporting, and marketing petroleum products primarily in the United States. It operates through three segments: Refining & Marketing, Speedway, and Pipeline Transportation. The company refines crude oil and other feed stocks at its seven refineries in the Gulf Coast and Midwest regions of the United States; and purchases ethanol and refined products for resale. Its refined products include gasoline, distillates, propane, feed stocks and special products, heavy fuel oil, and asphalt. The company is headquartered in Findlay, Ohio.Marathon Petroleum Corporation (MPC) is in the business of creating value for our shareholders through the quality products and services we provide for our customers. We strongly believe how we conduct our business is just as integral to our bottom line. As a result, we strive to always act responsibly with those who work for us, with those business partners who work with us, and in every community where we operate.