Billionaire Castel’s Daughter Seeks CEO Ouster in Bitter Split

An increasingly acrimonious dispute over the direction of French billionaire Pierre Castel’s drinks conglomerate burst into full public view after a pair of heirs demanded the group CEO’s resignation and organized a vote aimed at ousting him.

Romy Castel, daughter of the 99-year-old founder, and Alain Castel, his nephew, told Bloomberg News they deeply disagree with the way Chief Executive Officer Gregory Clerc is running the wine and beer conglomerate and the power they say he’s amassed.

Clerc “is attempting to take control,” Romy Castel, 51, said in a telephone interview, referring to a move by the CEO earlier ...