Boris Romanovich Rotenberg Boris Romanovich Rotenberg Boris Romanovich Rotenberg (, born in Leningrad on 3 January 1957) is a Russian business man and oligarch. He is co-owner (with his brother Arkady Rotenberg) of the SGM (StroyGazMontazh) group, the largest construction company for gas pipelines and electrical power supply lines in Russia. He was listed by Forbes as Russia's 69th wealthiest person in 2016 with a net worth of $1.07 billion. He is considered a close confidant of president Vladimir Putin. Rotenberg was very involved in martial arts between 1968 and 1978, particularly judo. He trained alongside Vladimir Putin and won several awards for
Roman Rotenberg Roman Rotenberg Roman Rotenberg is a business man and entrepreneur who was born on 7 April 1981 in Leningrad, the USSR. He holds the following posts: first vice-president of the Russian Ice Hockey Federation, head of the Russia national ice hockey team staff including the analytical and statistical departments, Gazprombank vice-president, member of the Kontinental Hockey League board of directors, Deputy Chairman of the KHL board, Deputy Chairman of the SKA Hockey Club board of directors, SKA vice-president, founder of the Doctor Sport company Vitawin brand which deals with the distribution of sports nutrition. Founder of a number of other