Türkiye Petrol Rafinerileri A.S., together with its subsidiaries, engages in the refining crude oil, petroleum, and chemical products in Turkey and internationally. It is involved in purchasing, selling, importing, exporting, storing, and marketing petroleum products, liquid petroleum gas, and natural gas. The company's products include liquid petroleum gases, liquid fuel oils, diesel, base oils, waxes, extracts, and bitumen and bitumen binders, as well as white spirits, clarified oils, petroleum coke, and sulphur products. It also engages in the transportation of crude oil and petroleum products; operation of factories and facilities in petrochemical and related industries; trading of crude oil and petroleum products; electricity and steam production and trade; air, sea, land, and rail transportation; and mooring and tug services. The company was incorporated in 1983 and is headquartered in Istanbul, Turkey.