Boris Romanovich Rotenberg is a Russian businessman and oligarch. He is co-owner 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.

Arkady Romanovich Rotenberg is a Russian billionaire businessman and oligarch. With his brother Boris Rotenberg, he was co-owner of the Stroygazmontazh, the largest construction company for gas pipelines and electrical power supply lines in Russia.