| Owner | Manager | From | Until | | Steel Company of Canada Ltd. - Montreal, Quebec, Canada | Canada Steamship Lines - Canada | 1961/04 | 1963 |
| Canada Steamship Lines - Montreal, Quebec, Canada | | 1963 | 1977/01 |
| Canada Steamship Lines - Montreal, Quebec, Canada | Devon Ltd. - Hamilton, Bermuda | 1977/01 | 1978/04/01 |
| Power Corporation of Canada | Canada Steamship Lines - Canada | 1978/04/01 | 1983 |
|
| Fleet | From | Until | | Canada Steamship Lines - Canada | 1961/04 | 1983 |
|