HF Sinclair Corporation operates as an independent energy company in the United States. It operates through five segments: Refining, Renewables, Marketing, Lubricants and Specialties, and Midstream. The company produces and markets gasoline, diesel fuel, jet fuel, renewable diesel, specialty lubricant products, specialty chemicals, specialty and modified asphalt, and others. It also owns and operates refineries located in Kansas, Oklahoma, New Mexico, Utah, Washington, and Wyoming; and markets its refined products principally in the Southwest United States and Rocky Mountains, Pacific Northwest, and in other neighboring Plains states. In addition, the company supplies fuels to approximately 1,300 independent Sinclair branded stations and licenses the use of the Sinclair brand at approximately 300 additional locations. Further, the company produces base oils and other specialized lubricants; and provides petroleum product and crude oil transportation, terminalling, storage, and throughput services to the petroleum sector. HF Sinclair Corporation was incorporated in 1947 and is headquartered in Dallas, Texas.