Built in 1966, by Port Allen Marine Service Incorporated of Port Allen, Louisiana (hull #H-109) as the Jersey for Tidewater Marine Services Incorporated of New Orleans, Louisiana.
In 2001, the tug was acquired by Coastal Marine Contractors Incorporated of Slidell, Louisiana. Where she retained her name.
In 2004, she acquired by the J.M. Johnson Group of Slidell, Louisiana. Where the tug was renamed as the Mona Lisa J.
Powered by one, Caterpillar D342 diesel with a Twin Disc reduction gear, at a ratio of 3.5:1. She is a single screw tug, rated at 300 horsepower.