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
Vasily Anisimov and Andrei Skoch. From here he switched form Russian mines to realeste. His wealth comes from investments in Metalloinvest and his real estate company Coalco. He is a friend of Arkady Rotenberg, and is the head of the Russian Judo Federation. Anisimov was married to Galina Anisimova, and has four children. Their daughter, Galina, was murdered with her husband, Alexander Nalimov, both found "bound and killed execution-style," in their Ekaterinburg home in 2000. Another daughter, Galina's half-sister, Anna Anisimova, is a socialite and ex-model who has been called the "Russian-American Paris Hilton". He lives in Moscow, Russia, and sometimes in