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 Gaidar Revolution a doctor), was a daughter of a Tsarist Army officer. Arkady was the first of the couple's four children. His three sisters were Natalya, Olga and Yekaterina. The Russian economist Yegor Gaidar was Arkady Gaidar's grandson. Yegor Gaidar's father, Rear Admiral Timur Gaidar, was his son. Maria Gaidar (born 1982), Russian activist, is a daughter of Yegor Gaidar. Arkady Gaidar Arkady Petrovich Golikov (; – 26 October 1941), better known as Arkady Gaidar (), was a Russian Soviet writer, whose stories were very popular among Soviet children, and a Red Army commander. Gaidar was born in the town of