Dominika & Sebastian Kulczyk was born in Warsaw, Poland, Poland. Dominika & Sebastian Kulczyk is #585 in List Billionaires People In The World. Siblings Dominika and Sebastian Kulczyk share a fortune left to them by their father Jan, who died in July 2015. Jan had schooled them in running his diversified portfolio of investments and had handed over the reigns in 2014. In 2016 the siblings sold their valuable 3% stake in brewer SABMiller in order to invest in brewing assets in Central and Eastern Europe as well as continue their tech investments. They also own stakes in oil and gas companies in more than 20 countries around the globe and continue to run the charitable Kulczyk Foundation.