| Owner | Manager | From | Until | | Rederiet Ocean A/S | | 1952 | 1967 |
| Martin Karlsen A/S | | 1967 | 1968 |
| Karlsen Shipping Company Ltd. | | 1968 | 1979 |
| Bowring Steamship Company Ltd. | | 1979 | 1982 |
| The Bearcreek Oil & Shipping Company Ltd. | | 1982 | 1983 |
| Freighters & Tankers Ltd. | | 1983 | 1984 |
| Marnato Cia Naviera S.A. | | 1984 | 1998 |
|
| Fleet | From | Until | | J. Lauritzen Bulkers - Copenhagen, Denmark | 1949 | 1956 |
| Karlsen Shipping Company Ltd. - Halifax, Nova Scotia, Canada | | 1979 |
| Bowring Steamship Company Ltd. - London, England | | 1982 |
| Bearcreek Oil & Shipping Company Ltd. - London, England | | 1983 |
| Freighters & Tankers Ltd. - Hamilton, Bermuda | | 1984 |
| Marnato Compania Naviera S.A. - Panama | | 1998 |
|