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Serge Dassault, Patriarch of Aircraft Empire, Dies at 93

  • Honorary chairman has heart failure in Champs-Elysees office
  • He expanded defense company into media, auctions, real estate
Serge Dassault in Paris on Sept. 3, 2009.
Serge Dassault in Paris on Sept. 3, 2009.

Photographer: Antoine Antoniol/Bloomberg

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Serge Dassault, the billionaire businessman and politician who inherited an aviation empire from his World War I aircraft-designer father, died. He was 93.

He succumbed Monday to heart failure in his company office just off the Avenue des Champs-Elysees, said a spokeswoman for Groupe Industriel Marcel Dassault. He was chairman.