| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| D'HARCOURT | JEAN | 1952-06 | Partner with Unlimited Liability |
| LEFEVRE D ORMESSON | HENRI | 1952-07 | Partner with Unlimited Liability |
| LEFEVRE D'ORMESSON | SOPHIE | 1984-08 | Manager |
| LEFEVRE D'ORMESSON | SOPHIE | 1984-08 | |
| LEFEVRE D'ORMESSON | OLIVIER | 1983-06 | Partner with Unlimited Liability |
| LEFEVRE D'ORMESSON | CHARLES | 1988-05 | Partner with Unlimited Liability |