American Ethane Company website nor by its publications although these foreigners have significant interests in American Ethane. Finally, Konstantin Nikolaev is a partner and close associate of Vladimir Putin's inner circle through Igor Levitin, Alexey Mordashov, Arkady Rotenberg, and Gennady Timchenko. American Ethane Company American Ethane Company, LLC (AEC) is the largest producer of ethane in the United States. It is a Houston, Texas, based American petroleum company established in January 2014 with offices in New Orleans. It is privately held with large investments from Russian oligarchs who are close to Vladimir Putin's inner circle. As of July 2018, Konstantin Nikolaev, Mikhail Yuriev,
Arkady Dvorkovich in Russian Railways company. Dvorkovich's father, Vladimir, was an international chess arbiter. Dvorkovich is an official of the Russian Chess Federation and was elected president of FIDE in October 2018, succeeding Kirsan Ilyumzhinov. Some of Dvorkovich's professional interests are economic regulation, financial management, and tax planning. According to BusinessWeek (2003) Arkady was included in the list of 50 potential world leaders. Dvorkovich speaks English and German. Arkady Dvorkovich Arkady Vladimirovich Dvorkovich (; born 26 March 1972) is a Russian public servant and economist, who was Deputy Prime Minister in Dmitry Medvedev's Cabinet from 21 May 2012 until 7 May 2018.