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 Rotenberg and a £8 million apartment in London. The couple's lawyers had obtained a secrecy order preventing media in the U.K. from reporting on the divorce, but the order was overturned on appeal. He has five children including Igor () who is a Russian billionaire businessman, Liliya () who is a doctor and lives in Germany, son Paul () who is a competitive hockey player, and two other children that live in the United Kingdom with his former second wife Nataliya. Arkady Rotenberg Arkady Romanovich Rotenberg (, born December 15, 1951 in Leningrad) is a Russian businessman and tycoon. With his