| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| CHABANNE | GUILLAUME | 1976-08 | Chairman of an SAS |
| CHABANNE | GUILLAUME | 1972-11 | |
| CHABANNE | GUILLAUME | 1978-08 | Chairman of an SAS |
| VEY | GUILLAUME | 1985-04 | |
| VEY | GUILLAUME | 1985-04 | Chief Executive Officer |
| VEY | GUILLAUME | 1985-04 | Chief Executive Officer |