Gazprom is a Russian corporation, the leader in the field of exploration, transportation, storage and supply of crude oil and natural gas. Gazprom manages systems of pipelines and performs transportation of gas on the territory of Russian Federation to Europe and Asia. Gazprom is the world’s largest producer of gas and disposes of the richest deposits of gas in the world. The company also takes care of production of electro- and thermo- energy. In total Gazprom provides about 25% of tax inflows into the Russian budget.