| Owner | Manager | From | Until | | Producers Steamship Company - Cleveland | M.A. Hanna & Company - USA | 1917/08 | 1937/01 |
| National Steel Corporation - Cleveland, Ohio, USA | | 1937/01 | 1957/01 |
| Republic Steel Corporation - Cleveland, Ohio, USA | Wilson Marine Transit Company - Cleveland, Ohio, USA | 1957/01 | 1968/01 |
| Le Saule de Sainte Marie Historical Society Inc. - Sault Ste. Marie, USA | | 1968/01 | |
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