| BIRON | ROGER | 1928-04 | Partner with Unlimited Liability |
| BIRON | MICHELINE | 1945-02 | Partner with Unlimited Liability |
| BIRON | JOCELYNE | 1948-12 | Partner with Unlimited Liability |
| BIRON | JEAN-PAUL | 1946-03 | Partner with Unlimited Liability |
| BIRON | GILLES | 1955-01 | Partner with Unlimited Liability |
| BIRON | DANIELLE | 1946-04 | Partner with Unlimited Liability |
| BIRON | CHRISTIAN | 1947-10 | Partner with Unlimited Liability |
| FRECHON | SIMONE | 1926-10 | Partner with Unlimited Liability |
| FRECHON | SIMONE | 1926-10 | Partner with Unlimited Liability |
| LOUINEAU | CHRISTIANE | 1924-09 | Partner with Unlimited Liability |