| Bourgnon de Layre | LAURENCE | 1972-04 | Member of the Management Board |
| Bourgnon de Layre | DOMINIQUE | 1979-03 | Member of the Management Board |
| Bourgnon de Layre | CLEMENTINE | 1985-05 | Member of the Management Board |
| Bourgnon de Layre | BENEDICTE | 1982-03 | Member of the Management Board |
| Bourgnon de Layre | ALAIN | 1937-08 | Chief Executive Officer |
| Bourgnon de Layre | ALAIN | 1937-08 | Member of the Management Board |
| Bourgnon de Layre | AGNES | 1974-04 | Member of the Management Board |
| De Boucheman | ISABELLE | 1942-02 | |
| De Boucheman | ISABELLE | 1942-02 | Chairman of the Management Board |