| Owner | Manager | From | Until | | American Steamship Company - Buffalo, New York | A.B. Wolvin - USA | 1900/05/26 | 1901/02 |
| Pittsburgh Steamship Company - Duluth, Minnesota, United States | | 1901/02 | 1951 |
| United States Steel Corporation - USA | | 1951 | 1961 |
|
| Fleet | From | Until | | American Steamship Company - Buffalo, New York | 1900/05/26 | 1901/02 |
| Pittsburgh Steamship Company - Duluth, Minnesota | 1901/02 | 1951 |
| United States Steel Corporation | 1951 | 1961 |
|