It's all so soothing: UBS porters usher multimillionaire Brazilian farmers up the private elevator, the corporate head of communications is off on vacation, and an elite cadre of UBS trainees, flown in for a seminar, is getting whisked away from the elegant Hotel Steigenberger Bellerive au Lac for another night of fine dining.

FORBES: End of an Era?

Careal is also the holding company for AMAG, which sells Volkswagen, Seat, Skoda and Audi vehicles, and also has real estate interests such as the Bellerive hotel in Lausanne.

FORBES: Computer Associates Heirs Join Billionaire Ranks