Built in 2002, by A and B Shipyards of Morgan City, Louisiana (hull #308) as the John P. Brown for Thomas J. Brown and Son Incorporated of Staten Island, New York.
In 2013, the tug was renamed as the Joyce D. Brown.
In 2022, the company was acquired by the Seward Marine Services Incorporated of Chesapeake, Virginia.
Powered by two, Caterpillar 3512 diesel engines. With Reintjes reduction gears at a ratio of 6:1. Turning two, fixed pitch propellers for a rated 2,600 horsepower.
The tug's capacities are 30,000 gallons of fuel oil and 500 gallons of lube oil.