Digital Data Technologies LLC

Kirby Corporation, through its subsidiaries, conducts operations in two business segments, marine transportation and diesel engine services. The company's marine transportation segment is engaged in the inland transportation of petrochemicals, black oil products, refined petroleum products and agricultural chemicals by tank barges and, to a lesser extent, the offshore transportation of dry bulk cargo by barge. Its diesel engine services segment is engaged in the overhaul and repair of diesel engines and reduction gears and related parts sales in three markets, the marine market, the power generation and industrial market and the railroad market. Kirby Corporation is headquartered in Houston.

Founded in 2000, Osprey Line provides transportation and shipment services. Its staff members specialize in transportation and logistics, as well as container-on-barge and project cargo moves. The company has handled more than 70,000 containers. Osprey Line is owned by Kirby Corporation, which operates inland tank barges and towing vessels, transporting petrochemicals, black oil products, refined petroleum products and agricultural chemical plants throughout the United States inland waterway system. It also maintains ocean-going barge and tug units transporting dry-bulk commodities in the U.S. The company provides after-market service for various diesel engines and reduction gears used in marine, power generation and railroad applications.