Name
Dona Bertarelli
Dona Bertarelli
Gstaad, Switzerland
Switzerland
biotech
$4,700,000,000
379
#394 Billionaires 2019
The bulk of Dona Bertarelli's wealth comes from the 2007 sale of her family's biotech business Serono for over $13 billion. In the 1990s Dona was Serono's executive director of public and professional affairs.Her brother Ernesto is the richest man in Switzerland. They split ownership of most family assets. Dona is launching a luxury hospitality group, including a new eco-tourism destination in the Bahamas.
Bertarelli became the fastest woman to sail around the world when her team raced for the Jules Verne Trophy in 2016.She owns the Park Gstaad hotel, Five Seas Hotel in Cannes and Country Club Geneva.
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