Gina Rinehart
Gina Rinehart, chairman of Hancock Prospecting, has a net worth of $6.06 billion. Her father, Lang Hancock, built the corporation, and she inherited 76.6% of it.Hancock Prospecting is an Australian mining and exploration business. It holds rights to some of Western Australia’s largest land leases.
Gina Rinehart
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Dona Bertarelli
At the age of 48, Dona’s net worth is $4.5 billion. This Swiss billionaire received her fortune when her family’s biotech company sold for $9 billion in 2007. Dona didn’t just sit back and watch the money pile up; she was the Director of Public and Personal Affairs for Serano. After the company was sold, she began her own enterprises and became the fastest woman to sail around the world in January 2016!
Dona Bertarelli
