Person ? Jean Berthon
- From 1917-01-01 to 1917-12-31, Administrateur of FORCES MOTRICES D'AUVERGNE
- From 1933-01-01 to 1933-12-31, Administrateur of Forces Motrices de la Loue
- From 1933-01-01 to 1933-12-31, Vice-President-Administrateur-Delegue of ELECTRICITE ET EAUX DE MADAGASCAR
- From 1933-01-01 to 1933-12-31, Administrateur of SOCIETE HYDRO-ELECTRIQUE DE LYON
- From 1933-01-01 to 1933-12-31, Administrateur of SOCIETE HYDRO-ELECTRIQUE DU SUD-EST
- From 1940-01-01 to 1940-12-31, Administrateur of STÉ HYDRO-ÉLECTRIQUE DES BASSES-PYRÉNÉES
- From 1940-01-01 to 1945-12-31, Vice-Président of ELECTRICITE ET EAUX DE MADAGASCAR