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,
Robert Rotenberg Robert Rotenberg Robert Rotenberg (born April 21, 1953) is a Canadian criminal lawyer and writer, based in Toronto. His extensive experience as a criminal defence lawyer informed his critically acclaimed first novel, "Old City Hall". He currently practices as part of the association of Rotenberg Shidlowski Jesin. Rotenberg studied English literature at the University of Toronto, and then earned his law degree at Osgoode Hall Law School. He went to the London School of Economics for a master's degree in International Law, and traveled Europe on various scholarships. The influences of the literary realm and the legal profession have emerged