stake in TPS Real Estate Holdings for $1 billion to his sister Liliya Rotenberg (). Sanctions On 6 April 2018, Igor Rotenberg and his NPV Engineering Group were placed under United States sanctions. On 22nd February 2022, Igor Rotenberg was placed under sanctions by the UK government as part of the 2021-2022 Russo-Ukrainian crisis. Wealth In October 2018, Igor Rotenberg had an estimated wealth of $1.1 billion by Forbes. Personal life He is married, and has three children. Notes References 1974 births Living people Russian businesspeople in the oil industry Russian Jews Russian billionaires Russian individuals subject to the U.S. Department of the Treasury sanctions