PJSC Tatneft, together with its subsidiaries, engages in exploration, development, and production of crude oil primarily in Russia. The company operates through four segments: Exploration and Production, Refining and Marketing, Petrochemical Products, and Banking. It has oil and gas fields located principally on the territory of Tatarstan in Russia. The company is also involved in the refining and marketing of crude oil and refined products; production and marketing of petrochemicals; and retailing activities. In addition, it produces and sells tires, and petrochemical raw materials and refined products used in production of tires. Further, the company sells oilfield equipment, and auxiliary petrochemical related services and materials. Additionally, it is involved in the banking activities. PJSC Tatneft was founded in 1950 and is headquartered in Almetyevsk, Russia.