| Owner | Manager | From | Until | | C.A. Eddy - Bay City, Michigan, USA | | 1895/08 | 1898 |
| Penobscot Transit Company - Detroit, Michigan, USA | | 1898 | 1900 |
| Eddy Transit Company - Bay City, Michigan, USA | | 1900 | 1905 |
| Lake Transit Company - Bay City, Michigan, USA | Howard L. Shaw | 1905 | 1925/08/07 |
| Nicholson Transit Company - Detroit, Michigan, USA | Nicholson-Universal Steamship Company | 1925/08/07 | 1927 |
| Nicholson-Universal Steamship Company - Detroit, Michigan, USA | | 1927 | 1942 |
| Overlakes Freight Corporation - Detroit, Michigan, USA | | 1942 | 1943 |
| United States War Shipping Administration | | 1943 | 1947 |
| Overlakes Freight Corporation - Detroit, Michigan, USA | | 1947 | 1948 |
| Nicholson Transit Company - Detroit, Michigan, USA | | 1948 | 1955 |
| Omega Lake Ship Company - Buffalo, New York, USA | | 1955 | 1962/11 |
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| Fleet | From | Until | | Nicholson Transit Company - Detroit, Michigan | 1948 | 1955 |
| Continental Grain Company - Buffalo, New York | 1955 | 1962/11 |
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