Built in 1981, by McDermott Shipyards Incorporated of Amelia, Louisiana (hull #263) as the as the Elise M. for the Poling Brothers Transportation Company of New York, New York
In 1988, the tug was chartered to the Exxon Shipping Company of Wilmington, Delaware. Where she was renamed as the Exxon Garden State.
In 1994, she was acquired by the Reinauer Transportation Companies of Staten Island, New York. Where she was renamed as the Morgan Reinauer.
In 2004, the tug was outfitted with and INTERcon C coupler system.
Powered by two, sixteen cylinder, EMD RE-L16-645-E6 diesel engines. Turning two, cast steel, fixed pitch, propellers. For a rated 3,900 horsepower.
Her electrical service is provided by two, 125kW generator sets. With a a third 125kW auxiliary generator set. The tug's capacities are 91,139 gallons of fuel.