She focused on teaching etiquette to professionals and corporate executives. Currently, Castelbajac is the CEO of Le Void, Inc., a lifestyle company she owns with her son, Louis Marie de Castelbajac.
She focused on instructing businesspeople and corporate leaders in etiquette. Currently, Castelbajac is the CEO of Le Void, Inc., a lifestyle firm she owns alongside her son, Louis Marie de Castelbajac.