| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| LUGINBUHL | ROBERT | 1941-12 | Manager |
| LUGINBUHL | PIERRE | 1972-07 | Partner with Unlimited Liability |
| LUGINBUHL | OLIVIER | 1969-11 | Partner with Unlimited Liability |
| LUGINBUHL | MARIE-CHRISTINE | 1973-10 | Partner with Unlimited Liability |
| LUGINBUHL | JEAN | 1985-12 | Partner with Unlimited Liability |