| Owner | Manager | From | Until |
| Consolidated Gold Fields Ltd. - England | Comben Longstaff & Company Ltd. | 1979 | 1981 |
| Hemisphere Shipping Company Ltd. - England | Ocean Tramping Company Ltd. - England | 1981 | 1984 |
| Aptoma Shipping Corporation - Liberia | Cosco Shipping Company Ltd. | 1984 | 2002 |
| Golden World Development Company Ltd. - Panama | Dalian Chain Star Ship Management Company Ltd. - Panama | 2002 | 2008 |
| Hong Tai Shipping Ltd. - Panama | | 2008 | 2009 |