| CLOUP | JEAN-PIERRE | 1985-11 | Partner with Unlimited Liability |
| LUCAS | PIERRE | 1951-01 | Partner with Unlimited Liability |
| LUCAS | PHILIPPE | 1949-01 | Partner with Unlimited Liability |
| LUCAS | PAUL | 1952-07 | Manager |
| LUCAS | MARIE | 1942-03 | Partner with Unlimited Liability |
| LUCAS | JEAN-PIERRE | 1959-06 | Partner with Unlimited Liability |
| LUCAS | HERVE | 1945-12 | Manager |
| LUCAS | CATHERINE | 1940-12 | Manager |
| LUCAS | BRIGITTE | 1943-07 | Partner with Unlimited Liability |
| LUCAS | ALAIN | 1947-06 | Partner with Unlimited Liability |
| RAUB | EVELYNE | 1956-04 | Partner with Unlimited Liability |
| RICHTER | VINCENT | 1974-01 | Partner with Unlimited Liability |
| RICHTER | NICOLAS | 1946-02 | Partner with Unlimited Liability |
| RICHTER | MARION | 1980-10 | Partner with Unlimited Liability |
| RICHTER | AUDE | 1976-02 | Partner with Unlimited Liability |
| RICHTER | AGNES | 1972-12 | Partner with Unlimited Liability |