Anna Kellnerová
Billionairesworld's billionaires
John Malone: The Quiet Architect of Media Empires
John Malone is one of the most influential and enigmatic figures in the media and telecommunications industries. Often dubbed the “Cable Cowboy,” his...
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Daniel Křetínský: The Quiet Power Behind Europe’s Energy and Media Empires
Daniel Křetínský is one of Europe’s most influential yet discreet billionaires, a man whose footprint spans the energy sector, media conglomerates, and the...
Billionairesworld's billionaires
Renáta Kellnerová & Family: A Legacy of Business Acumen and Philanthropy
Renáta Kellnerová, born Renáta Hacklová on July 4, 1967, is a prominent Czech billionaire businesswoman and philanthropist. She is best known as the...
