| Owner | Manager | From | Until | | Superior Steamship Company - Duluth, Minnesota, USA | | 1903 | 1924 |
| Clifton Transportation Company - Cleveland, Ohio, USA | W.F. Rapprich - USA | 1924 | 1927 |
| Superior Steamship Company - Duluth, Minnesota, USA | | 1927 | 1937 |
| Michigan Steamship Company - Cleveland, Ohio, USA | | 1937 | 1941 |
| American Steamship Company - Buffalo, New York | | 1941 | 1960 |
| Algonquin Steamship Company - Nassau, Bahamas | Hall Corporation of Canada Ltd. - Montreal, Quebec, Canada | 1960 | 1968 |
| Hall Corporation of Canada Ltd. - Montreal, Quebec, Canada | | 1968 | 1971 |
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| Fleet | From | Until | | American Steamship Company - Buffalo, New York | 1941 | 1960 |
| Hall Corporation of Canada - Toronto, Ontario | 1960 | 1971/06 |
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