The decades-old partnership between the Frère and Arnault families recently became closer still with the setting up of a strategic committee to oversee the future development of their jointly owned wine estates, not least among them the Château Cheval Blanc. 

The vineyard, which they purchased together in 1998, is one of the cornerstones of Bernard Arnault's LVMH empire, as it also lends its name to a select group of ultra-luxury hotels, the latest of which opened its doors in the Seychelles last