Person ? J.-L. Simpson
- From 1933-01-01 to 1933-12-31, Administrateur of INTERNATIONAL RWYS OF CENTRAL AMERICA
- From 1940-01-01 to 1940-12-31, Conseiller de surveillance of UNITED RAILWAYS OF THE HAVANA AND REGLA WAREHOUSES, LIMITED
- From 1940-01-01 to 1948-12-31, Président of INTERNATIONAL RWYS OF CENTRAL AMERICA
- From 1945-01-01 to 1953-12-31, Administrateur of UNITED RAILWAYS OF THE HAVANA AND REGLA WAREHOUSES, LIMITED