| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| SARL ESCOR | |||
| FIDUCIAIRE COILLIOT BALY | |||
| GRUSON | PHILIPPE | 1957-10 | Chairman of the Board of Directors |
| GRUSON | CHRISTOPHE | 1965-10 | Member of the Supervisory Board |
| GRUSON | ALBERT | 1927-08 | Member of the Supervisory Board |
| GRUSON | ALAIN | 1956-08 |