France, Oct. 1 -- The ruling will mark a major development in a dispute that became public late last year and centres on who will take over from the company's ageing founder - his family members or his chosen successor, an outsider.

The feud pits Romy Castel, the daughter of founder Pierre Castel, along with his nephew Alain Castel, against chief executive Gregory Clerc, a former tax lawyer appointed to the CEO role in 2023 who has the backing of the rest of the Castel family.

The two cousins accuse Clerc of attempting to seize control of the vast wine, beer and soft drinks empire, which generates annual sales of more than €6.5 billion and employs some 40,000 people worldwide.

On Friday, the High Court of Singapore - where Castel...