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
Rotenberg (Stuttgart) of Württemberg ). After his death in 1864, King William was also buried in the mausoleum (German: "Grabkapelle Württemberg"). Today the mausoleum is an important local landmark as it is visible from many areas of east Stuttgart. Note: Rotenberg should not be confused with other towns with similar-sounding names which are better known. 40 km SW is Rottenburg am Neckar, 80 km N is Rothenberg and 90 km NE Rothenburg ob der Tauber. Rotenberg (Stuttgart) Rotenberg is a village which is a part of the Untertürkheim district of the City of Stuttgart, Germany. The area overlooks Untertürkheim and the Neckar