[1] Vinokurov was added to the EU Sanctions List on 9 March 2022 for providing a substantial source of revenue to the government of the Russian Federation during the Russo-Ukrainian War.

[citation needed] In 2001, he interned at the Troika Dialog, which was under the control of Andrey Borodin with a large stake owned by Ruben Vardanyan who recommended to Vinokurov to gain employment at Morgan Stanley.

[4] In 2006, he returned to Russia as vice-president of TPG Capital (the world's largest private equity investment firm, with $100 billion in assets under its management), co-founding the company's Russian office.

He was involved in the acquisitions of a number of major assets, including shares in VTB upon the state bank's privatisation, stakes in the Moscow office centres White Square and White Gardens, Ontex S.A. (a Belgian manufacturer of personal hygiene products with Russian production facilities), Strauss Coffee and the Lenta hypermarket chain.

Current investments of Marathon Group include shareholdings in a leading food retail chain Magnit, the largest franchisee of quick service restaurants in Russia and Bentus Laboratories (producer of hand sanitizers).

[43] Vinokurov is married to Ekaterina Vinokurova (née Lavrova) (born 1982 New York City), daughter of the Minister of Foreign Affairs of the Russian Federation Sergey Lavrov.