Richemont appoints Rupert's son Anton co-deputy chairman ↧ ↧ Richemont appoints Rupert's son Anton co-deputy chairman Cartier owner Richemont on Wednesday named Anton Rupert, son of Chairman ​Johann Rupert, as non-executive co-deputy chairman ‌of its board of directors, in a move the luxury goods group described ​as part of its succession planning.