| Owner | Manager | From | Until | | Canada Steamship Lines - Montreal, Quebec, Canada | | 1950/05 | 1961/02 |
| Ocean Lines Ltd. - Canada | | 1961/02 | 1971/02 |
| Canada Steamship Lines - Montreal, Quebec, Canada | | 1971/02 | 1973/02 |
| Hindman Transportation Company - Owen Sound, Ontario, Canada | | 1973/02 | 1978/02 |
| Quebec & Ontario Transportation Co. - Thorold, Ontario, Canada | | 1978/02 | 1985 |
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