Gazprom acquired NTV, Russia's only nationwide state-independent television station from Vladimir Gusinsky's company, Media-Most holdings. In 2002, the Gazprom subsidiary Gazprom Media acquired all of Gusinsky's shares in companies held by Media-Most. In September 2005, Gazprom bought 72.633 percent of the oil company Sibneft for $13.01 billion. Sibneft was renamed Gazprom Neft. The purchase was aided by a $12 billion loan. Gazprom became Russia's largest company. On the day of the deal the company worth was valued at £69.7 billion (US$123.2 billion.) In December 2006, Gazprom signed an agreement with Royal Dutch Shell, Mitsui and Mitsubishi, to take over fifty percent
Gazprom Jorma Ollila, Chairman of the Board of Directors of Royal Dutch Shell signed in the presence of Putin and Mark Rutte prime minister of Netherlands a memorandum outlining the principles of cooperation within hydrocarbons exploration and development in the Arctic shelf and a section of the deep-water shelf. In 2008, Gazprom carried out of explorative well drilling; of 2D seismic and of 3D seismic survey. As a result, gas reserves grew by , and crude oil and gas condensate reserves grew by 61 million tons. Gazprom carries out prospecting and exploration in foreign countries such as India, Algeria, Venezuela, Vietnam,