Oleg Deripaska

Oleg Vladimirovich Deripaska (Russian: Олег Владимирович Дерипаска; born 2 January 1968) is a Russian oligarch and billionaire. Deripaska began his career as a metals trader after the breakup of the Soviet Union. He used accumulated funds from trading to acquire stakes in the Sayanogorsk aluminium smelter from a consortium of businessmen who privatized it in the aftermath of the collapse of the Soviet Union. The Sayanogorsk aluminium smelter served as the foundation of what later became the world's largest aluminium company Rusal.

Deripaska is the founder of Basic Element, one of Russia's largest industrial groups, and Volnoe Delo, Russia's largest charitable foundation. He was the president of En+ Group, a Russian energy company, and headed United Company Rusal, the second-largest aluminium company in the world, until he quit both roles in 2018.