Kirby Corporation Offshore Marine

Kirby Offshore Marine, LLC, a primary subsidiary of Houston-based Kirby Corporation is the largest United States operator of coastal tank barges and towing vessels. The company specializes in the regional domestic maritime transport of bulk liquid commodities, including refined petroleum products, black oil, petrochemicals, and specialized agricultural chemicals. Operating a highly advanced coastal fleet, Kirby utilizes a network of approximately 30 Articulated Tug/Barge (ATB) units.