As of December 01, 2023, Rafaela Aponte-Diamant was the wealthiest person in Switzerland, with an estimated net worth of 27.6 billion U.S. dollars, followed by Gianluigi Aponte (No. 2, $27.6 billion), Ernesto Bertarelli (No. 3, $9.5 billion); and Ivan Glasenberg (No. 4, $8.8 billion). Guillaume Pousaz is the fifth-richest person in Switzerland, with...