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 committee of the International Judo Federation. In preparation 2014 Winter Olympics in Sochi, Rotenburg won contracts worth $7 billion, including a $2 billion coastal highway and an underwater gas pipeline that came it at 300% of average costs. Rotenberg was named in the Panama Papers. Those leaked legal documents show Rotenberg sent $231 million in loans to a company in the British Virgin Islands in 2013. In 2013 Rotenberg became the chairman of the , which had once been the biggest supplier for textbooks in the Soviet Union. After Enlightenment became a private company in 2011, the government of the