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
Arkady Melua Arkady Melua Arkady Ivanovich Melua (7 February 1950, Kazatin) is the general director and editor-in-chief of the scientific publishing house, Humanistica. Starting in 1969, Melua served and worked as an engineer at the Ministry of Defense facilities. In 1973, while having served in the military, he received a degree in engineering at the Leningrad Engineering-Construction Institute. He participated in the construction of an educational nuclear reactor in one of the military schools. In 1974, he began conducting scientific research. Melua was a member of the Soviet Union project of long-term lunar base (research leader - the chief designer of the