From which country is the company Gazprom?

Explanation

Gazprom is the largest Russian company, and also the largest extractor of natural gas in the world. Gazprom more or less covers the gas need in all of Central Europe, Eastern Europe and the former Soviet Republics. Gazprom holds the world's second largest oil reserves - 119 billion barrels, and second only to Saudi Arabia (263 billion barrels). Besides gas reserves and the world's longest oil pipe, measuring 150,000 km, Gazprom also controls activities within banking, insurance, the media, and agriculture.