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
Rotenberg (Stuttgart) 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 valley and lies on the north and east slopes of the hill known as Württemberg (previously Wirtemberg). On this hill the first castle of the Counts of Württemberg was built in 1083 by Conrad of Beutelsbach who subsequently became Konrad I, Count of Württemberg and is considered the founder of the Württemberg dynasty. The hill also gave its name to the State of Württemberg. The castle was rebuilt in 1316 by Count Eberhard