Tatneft PAO 

PJSC Tatneft, along with its subsidiaries, primarily focuses on the exploration, development, and production of crude oil across Russia. The company operates through distinct segments including Exploration and Production, Refining and Marketing, Petrochemical Products, and Banking. It holds significant interests in oil and gas fields located within Tatarstan, Russia. Beyond its core upstream activities, Tatneft refines and markets crude oil, engages in the purchase and sale of crude oil and refined products from third parties, and conducts retailing operations. Additionally, its diversified portfolio encompasses the production and sale of tires, manufacturing and selling various equipment, and providing comprehensive engineering, procurement, and construction (EPC) services for oil, gas, and petrochemical projects. The company also sells specialized oilfield equipment and offers auxiliary petrochemical-related services and materials. Financial services, specifically banking activities, further contribute to its operations. Founded in 1950, PJSC Tatneft is headquartered in Almetyevsk, Russia.