It was a heart-warming moment. The scene was Madrid’s Westin Palace Hotel in June earlier this year where more than 100 family businesses had gathered for CampdenFB European Families in Business Awards. MANE, the $1.3 billion French family business, had just been named the Top Sustainable Family Business and Jean Mane, its fourth-generation principal, walked to the stage to accept the award and paid tribute to the pioneering work done by his ancestors.