Arkady Rotenberg Arkady Rotenberg Arkady Romanovich Rotenberg (, born December 15, 1951 in Leningrad) is a Russian businessman and tycoon. With his brother Boris Rotenberg, he is co-owner of the Stroygazmontazh (SGM) group, the largest construction company for gas pipelines and electrical power supply lines in Russia. He was listed by "Forbes" in 621st place among the world's wealthiest persons in 2014. He is considered a close confidant of president Vladimir Putin. As of November 2017, "Forbes" estimates his fortune at $2.5 billion. He is subject to personal sanctions by the United States government related to the events during the Ukrainian crisis.
Marc Rotenberg in cooperation with the US Chess Center. Marc Rotenberg Marc Rotenberg is President and Executive Director of the Electronic Privacy Information Center (EPIC), an independent, public interest research center in Washington, DC. He teaches privacy law at Georgetown Law, litigates open government and privacy cases, studies emerging privacy and civil liberties issues, testifies before Congress, and speaks at judicial conferences. He testified before the 9-11 Commission on "Security and Liberty: Protecting Privacy, Preventing Terrorism." Marc is a guest on Bloomberg TV, CNN, C-SPAN, MSNBC, FoxNews, and National Public Radio, and contributes to The Economist, The New York Times, and USA