Quality Carriers is a provider of liquid and dry bulk transportation services in the United States. The company has a fleet of more than 3,000 tractors and trailers. It is a part of Quality Distribution, which offers intermodal, transportation management, transloading, tank cleaning, dry-bulk hauling, leasing and logistics services. Quality Distribution operates several subsidiaries, including Quala Systems, Quality Transload & Terminals and Boasso America. The company also provides tank cleaning services to the bulk transportation industry through its QualaWash facilities. It is in partnership with American Chemistry Council Responsible Care and offers carrier contracting services for the chemical production and processing industries, Quality Carriers maintains its corporate headquarters in Tampa, Fla.