Built in 1959, the St. Louis Shipbuilding and Steel Company of St. Louis, Missouri (hull #1848) as the Girlie Knight for the Mid-South Towing Company Metropolis, Illinois.
In 1969, the tug was acquired by the Walker Towing Corporation of Paducah, Kentucky. Where she was renamed as the Mister Charlie Walker.
In 1994, she was acquired by International Barge Incorporated of Paducah, Kentucky. Where the tug was renamed as the Kathleen Pater.
In 1995, International Barge Incorporated renamed the tug as the Marie C.
In 2007, the tug was acquired by Martin Marietta Materials Incorporated of Mandeville, Louisiana. Where she retained her name.
In 2007, she was acquired by the Martin Midstream Partnership LP. of LaPorte, Texas. Where the tug retained her name.
In 2017, the tug was acquired by Graestone Logistics LLC. of Murray, Kentucky. Where she was renamed as the GraeStone Express.
In 2021, the tug was phased out of active service and was "laid up" at Mobile, Alabama.
Powered by two, GM-16-645C diesel engines. With Falk reduction gears, at a ratio of 3.46:1. She was a twin screw towboat, rated at 3,800 horsepower.