Person ? J. de Maupeou
- From 1927-01-01 to 1933-12-31, Administrateur of SOCIÉTÉ ALSACIENNE DE CONSTRUCTIONS MECANIQUES
- From 1940-01-01 to 1940-12-31, Administrateur of ELECTRO-CABLE
- From 1945-01-01 to 1948-12-31, Administrateur of CIE GÉNÉRALE DE CONSTRUCTION DE LOCOMOTIVES (BATIGNOLLES-CHATILLON)
- From 1945-01-01 to 1948-12-31, Administrateur of SOCIETE GENERALE DE CONSTRUCTIONS ELECTRIQUES ET MECANIQUES (ALSTHOM)