| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| PROUST | PIERRE | 1933-04 | Partner with Unlimited Liability |
| PROUST | MICHEL | 1950-10 | Manager and Shareholder with Unlimited Liability |
| PROUST | GREGORY | 1980-07 | Manager and Shareholder with Unlimited Liability |
| PROUST-BONNIN | MAUD | 1957-07 | Partner with Unlimited Liability |