Igor Rotenberg Igor Rotenberg Igor Rotenberg, () is a Russian billionaire businessman and the oldest son and heir to Arkady Rotenberg, Russian billionaire businessman and co-owner with brother Boris Rotenberg, of the SGM (Stroygazmontazh) group. The Rotenberg's are closely associated with Vladimir Putin. In October 2018, Igor Rotenberg's wealth is estimated to be $1.1 billion. Igor Rotenberg has been under United States sanctions since 6 April 2018. Igor is the majority shareholder in Gazprom Drilling. Igor Rotenberg was born on 9 September 1974 in Leningrad to Arkady Rotenberg. In 2002, he graduated from the Higher School of Privatization and Entrepreneurship () in
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