In 2008, the Russian company Gazprom Neft became the majority shareholder, pursuant to the "Sales and Purchase Agreement" between the Republic of Serbia and the Russian Federation on the purchase of 51% of shares for €400 million and €550 million in investments until 2012. Adjoining contracts signed with Gazprom were about inclusion of Serbia in the South Stream gas-pipeline project and the construction of an underground gas storage facility in Banatski Dvor. On 24 December 2008, final contract between the Government of Serbia and Gazprom were signed.