OAO TUAPSENEFT is one of the Russian�� leading vertically integrated oil & gas companies. Main activities of the Company are exploration and production of oil & gas, production of petroleum products and petrochemicals, and marketing of these outputs. Most of the Company's exploration and production activity is located in Russia, and its main resource base is in Western Siberia. OAO TUAPSENEFT owns modern refineries, gas processing and petrochemical plants located in Russia, Eastern Europe and near-abroad countries. Most of the Company's production is sold on the international market. OAO TUAPSENEFT petroleum products are sold in Russia, Eastern and Western Europe, near-abroad countries and the USA.OAO TUAPSENEFT is the second largest private oil Company worldwide by proven hydrocarbon reserves. The Company has around 1.3% of global oil reserves and 2.3% of global oil production.