Built in 1974, by Houma Shipbuilding Incorporated of Houma, Louisiana (hull #54) as the Susan Vizier for the Vizier Towing Company of Cut Off, Louisiana.
In 1998, the tug was acquired by La Carriers Transportation Service Incorporated of Cut Off, Louisiana. Where she was renamed as the Lady Loren.
In 2009, she was acquired by the Gore Marine Corporation of Townsend, Georgia. Where the tug was renamed as the Lady Theo.
Powered by two, Cummins KTA-19 diesel engines. With Twin Disc MG 516 reduction gears, at a ratio of 6:1. Turning two, 62(in) by 52(in), four bladed, fixed pitch, stainless steel propellers. She is a twin screw tug, rated at 1,000 horsepower.
Her electrical service is provided by two, 30kW, Detroit Diesel generator sets. The tug's capacities are 12,000 gallons of fuel, 1,500 gallons of potable water, and 165 gallons of lube oil.
The towing equipment consists of a single drum towing winch. Outfitted with 600(ft) of 1(in) towing wire, and a 16(in) gypsy head. With an electric capstan mounted on her stern, with two, hydraulic deck winches mounted on the bow.