When Putin became President in 2000, Sechin became his deputy chief of staff, overseeing security services and energy issues in Russia.

[5] Sechin is often described as one of Putin's most conservative counselors and the leader of the Kremlin's Siloviki faction, a lobby gathering former security services agents.

[22] According to Stratfor, "Sechin acts as boss of Russia's gigantic state oil company Rosneft and commands the loyalty of the FSB.

"[23] On 27 July 2004, Sechin became the successful and influential chairman of the board of directors of JSC Rosneft, which swallowed up the assets of jailed tycoon Mikhail Khodorkovsky's Yukos.

"[24] In 2008, Sechin allegedly blocked the replacement of the AAR consortium[clarification needed] with Gazprom in the TNK-BP joint venture.

[29] Sechin also presides over the board of directors of the United Shipbuilding Corporation, and helped with negotiations with France over the purchase of four Mistral-class ships.

[30] Piotr Żochowski, of the Polish Center for Eastern Studies, argued that "it cannot be ruled out that Sechin's stance on this issue results from his personal financial involvement in the St Petersburg shipbuilding industry".

[31] After Vladimir Putin became President of Russia in May 2012, he later resigned as vice prime minister on 21 May 2012 and rejoined the executive board of Rosneft as chairman and became the executive secretary for the Russia Federation's commission on the development strategy of the fuel and energy complex and environmental safety (Russian: комиссии по вопросам стратегии развития ТЭКа и экологической безопасности) in June.

[32][33][e] In December 2014, a CNBC article noted that Sechin is "widely believed to be Russia's second-most powerful person" after President Putin.

[45][46] Agreements of cooperation were signed between Rosneft and Chinese Hengli Group and include expansion in exploration as well as production and refining.

[56] Marina increased her wealth after the divorce and made The Paradise Papers and, as of 2017, owns a mansion at Serebryany Bor (Russian: Серебряный Бор) in the Khoroshyovo-Mnyovniki District of the North-Western Administrative Okrug of Moscow.

1979), a Russian intelligence agent and graduate of the FSB Academy,[69] and son of former Prosecutor General and current Plenipotentiary Envoy to the Southern Federal District Vladimir Ustinov,[g] in 2003.

[72][73][74][75] After the demotion of Vladimir Ustinov in 2006, Sechin reportedly arranged the appointment of Alexander Bastrykin, another ally of his, as Chairman of the Investigative Committee of the Prosecutor General's Office in 2007 in order to retain his influence.

1989), from his marriage to Marina, graduated from the Lomonosov business school at Moscow State University and worked closely with Igor at Rosneft, as of 2018, as First Deputy Director of the Department of Joint Offshore Projects.

His security service immediately called an ambulance, but they made a mistake and didn't provide the correct address of the mansion.