| BREGEOT | MARIE-JOSEPHE | 1938-10 | Partner with Unlimited Liability |
| CHAMPIGNEUL | PIERRE | 1932-09 | Partner with Unlimited Liability |
| CHAMPIGNEUL | MADELEINE | 1958-02 | Partner with Unlimited Liability |
| CHAMPIGNEUL | JULIETTE | 1988-08 | Partner with Unlimited Liability |
| CHAMPIGNEUL | JEAN | 1986-01 | Partner with Unlimited Liability |
| CHAMPIGNEUL | CAMILLE | 1985-03 | Partner with Unlimited Liability |
| HAYE | PIERRE | 1993-01 | Partner with Unlimited Liability |
| HAYE | PAUL | 1988-05 | Partner with Unlimited Liability |
| HAYE | EMILE | 1991-12 | Partner with Unlimited Liability |
| TASSEL | JACQUES | 1986-12 | Partner with Unlimited Liability |
| TASSEL | CHARLES | 1982-12 | Manager |
| TASSEL | BENOIT | 1955-03 | Partner with Unlimited Liability |