1943 Owned U.s. Maritime Commission
1943 Owned Great Lakes Steamship Co
1957 Owned Wilson Marine Transit Co
1958 Owned Northwestern Mutual Life Insurance Co; chartered by Wilson Marine Transit Co
1966 Owned Wilson Marine Transit Co
1973 Owned Kinsman Marine Transit Co
1974 Owned Columbia Transportation Co; converted to self-unloader at Toledo, Ohio
1995 Owned Lower Lakes Towing Co; renamed CUYAHOGA