Person ? G. Imroth
- From 1912-01-01 to 1923-12-31, Administrateur of FRANK SMITH DIAMOND ESTATES AND EXPLORATION COMPANY, LIMITED
- From 1917-01-01 to 1917-12-31, Administrateur of NEW PRIMROSE GOLD MINING C° LTD
- From 1917-01-01 to 1923-12-31, Administrateur of JOHANNESBURG CONSOLIDATED INVESTMENT
- From 1917-01-01 to 1933-12-31, Administrateur of GOVERNMENT GOLD MINING AREAS (MODDERFONTEIN) CONSOLIDATED LIMITED
- From 1940-01-01 to 1940-12-31, Conseiller fiscal of JOHANNESBURG CONSOLIDATED INVESTMENT
- From 1940-01-01 to 1945-12-31, Administrateur of GOVERNMENT GOLD MINING AREAS (MODDERFONTEIN) CONSOLIDATED LIMITED
- From 1945-01-01 to 1945-12-31, Administrateur of JOHANNESBURG CONSOLIDATED INVESTMENT