
Dona Bertarelli
$6.17B
as of 02/18/25
About Dona Bertarelli
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.
She now focuses her time on marine conservation efforts and is a special adviser to the United Nations.
Personal stats
Citizenship
SwitzerlandSource of wealth
Biotech and investmentsResidence
Gstaad, SwitzerlandBirth date
01/01/68 (age 57)Self-made
inheritedDona Bertarelli’s fortune is worth

103K
troy ounces of gold

95K
median U.S. household

62K
median U.S. income

0.123%
U.S. credit card volume

0.025%
GDP of the United States

0.018%
United States debt
Net worth history
Annual ranking
Did you know?
Bertarelli became the fastest woman to sail around the world when her team raced for the Jules Verne Trophy in 2016.
Net worth over time
Real-time ranking
Financial assets
SIX SWISS | SANN-CH
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