Kirby Corporation

Kirby Corporation is the inland tank barge operator in the United States, transporting bulk liquid products throughout the Mississippi River System and the Gulf Intracoastal Waterway. The Company's service includes the transporting of petrochemicals, pressurized products, black oil products, refined petroleum products and agricultural chemical products by inland tank barge. Kirby also owns and operates four ocean-going barge and tug units transporting dry-bulk commodities in United States coastwise trade.

Kirby is also a diesel engine service provider, offering customers a single source for the service and distribution of diesel engines and ancillary products, and the manufacture and remanufacture of oilfield service equipment, including pressure pumping units. In marine and power generation applications, the Company provides after-market service for medium-speed and high-speed diesel engines, reduction gears, and ancillary products. In the oilfield services and land-based pressure pumping markets, Kirby serves as a distributor and service provider for high-speed diesel engines, transmissions, and pumps, and manufactures and remanufactures oilfield service equipment, including pressure pumping units.