| Owner | Manager | From | Until |
| K/S "Harwi" - Norway | Rolf Wigands Rederi A/S - Norway | 1968/07 | 1975/01 |
| Molena Beta Inc. - Liberia | Seven Seas Ship Management Inc. - Montreal, Quebec, Canada | 1975/01 | 1978/10 |
| Banda Shipping Corporation - Panama | Yick Fung Shipping & Enterprises Co. Ltd. - Hong Kong | 1978/10 | 1988/08 |
| Optimus Maritime Company - Panama | Commercial Maritime Ltd, Piraeus, Greece | 1988/08 | 1989 |
| Deniz Dokme Yuk Tasimaciligi AS - Turkey | Sönmez Denizcilik Tic. ve Sanayi A.S. - Turkey | 1989 | 1992 |
| Dentas Denizcilik Ticaret ve Sanayi AS - Turkey | | 1992 | 1994 |
| Southern Coast Shipping Company | | 1994 | 2000/07 |