| ALLARD | ROLAND | 1925-04 | Member |
| BERTHEREAU | FERNAND | 1933-03 | Member |
| BINOIS | ROGER | 1935-07 | Member |
| BOULAY | JEAN | 1941-07 | Member |
| BRULON | MICHEL | 1940-04 | Member |
| COLAS | GERARD | 1925-04 | Member |
| CORBIN | ANDRE | 1920-02 | Member |
| CRESPIN | LOUIS | 1938-06 | Member |
| DARTHEVEL | PIERRE | 1946-02 | Member |
| DUMOND | RENE | 1929-04 | Director |
| GOUJON | RENE | 1932-01 | Member |
| GOUJON | RENE | 1932-06 | Director |
| GOULVENT | MICHEL | 1947-01 | Director |
| GOUZES | ANDRE | 1936-08 | Accounts Controller |
| GRAFIN | REMY | 1932-09 | Member |
| HARDY | SERGE | 1934-07 | Member |
| HERNANDEZ | ROGER | 1934-10 | Member |
| HOUALET | MARCEL | 1938-06 | Member |
| JARRY | BERNARD | 1939-04 | Member |
| LANOE | BERNARD | 1943-07 | Member |
| MAFRAY | LOUIS | 1930-02 | Director |
| MAFRAY | LOUIS | 1930-02 | Member |
| MEUNIER | SERGE | 1932-02 | Member |
| MORANCAIS | CLAUDE | 1934-12 | Member |
| MORILLON | ROBERT | 1930-01 | Member |
| NOBILET | JEAN | 1936-10 | Director |
| A. NOBILET ET FILS NON INDIQUE | - | | |
| ENTREPRISE HINAUT | - | | |
| DUMOND FRERES | - | | |
| CHAUFFAGE SANITAIRE DU MAINE | - | | |
| GOUZES TECHAUFFELEC NON INDIQUE | - | | |
| ELECTRICITE PLOMBERIE CHAUFFAGE PELLETIER | - | | |
| SANIBAT | - | | |
| SOC. QUINC. DE SAINT GILLES THEVENET PERE ET FILS | - | | |
| ENTREPRISE PERDEREAU ET CIE | - | | |
| S.A D'EXPLOITATION ETS MAZE | - | | |
| ORY | JEAN | 1943-09 | Member |
| PELLETIER | PIERRE | 1931-02 | Management Controller |
| PHILIPPE | CLAUDE | 1937-07 | Member |
| PLUMAS | MICHEL | 1936-07 | Member |
| POTTIER | ROBERT | 1930-08 | Member |
| ROUSSEAU | ARTHUR | 1917-10 | Member |
| SALMON | ROGER | 1950-01 | Member |
| THEVENET | JEAN | 1937-03 | Chairman of the Board of Directors |