| Owner | Manager | From | Until | | Great Lakes Dredge & Dock Company - United States | | 1956 | 1988/01 |
| Lake Michigan Contractors Company - Holland, Michigan, USA | | 1988/01 | 2002/01 |
| MCM Marine - Sault Ste. Marie, Michigan, USA | | 2002/01 | 2014/01 |
| Great Lakes Dock & Materials - Muskegon, Michigan, USA | | 2014/01 | 2017/01 |
| Selvick Marine Towing - Sturgeon Bay, Wisconsin, USA | | 2017/01 | 2019/01 |
| Sarter Marine Towing - Sturgeon Bay, Wisconsin, USA | | 2019/01 | 2022/01 |
| Great Lakes Towing Company - Cleveland, Ohio, USA | | 2022/01 | |
|
| Fleet | From | Until | | Great Lakes Dredge & Dock Co. - Oak Brook, Illinois | 1956 | 1988/01 |
| Great Lakes Towing Company - Cleveland, Ohio | 2022/01 | |
|