PJSC LUKOIL, together with its subsidiaries, engages in the exploration, production, refining, marketing, and distribution of oil and gas in Russia and internationally. The Exploration and Production segment explores for, develops, and produces crude oil and gas. Its Refining, Marketing and Distribution segment engages in refining; petrochemical and transport operations; marketing and trading of crude oil, natural gas, and refined products; and generation, transportation, and sale of electricity and heat, as well as provides related services. The company operates a network of petrol station chains.