Owner | Manager | From | Until | Gulf Ports Steamship Company Ltd. - Quebec, Canada | | 1958 | 1962 |
Orleans Steamship Company Ltd. - Quebec, Canada | | 1962 | 1969 |
Dingwall Shipping Company Ltd. - Quebec, Canada | | 1969 | 1970 |
Rail & Water Terminal of Montreal Ltd. | | 1970 | 1972/01 |
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