Roadway Express is a transporter of industrial, commercial and retail goods and has an ISO 9001:2000 certification. The company has a professional staff of more than 23,900 employees and operates over 300 service centers. It has a fleet of more than 32,000 trailers and over 8,000 tractors. Roadway Express is a subsidiary of YRC Worldwide, a Fortune 500 company and one of the largest transportation service providers in the world. YRC Worldwide provides a range of asset- and nonasset-based transportation services for the shipment of industrial, commercial and retail goods domestically and internationally. Roadway Express has been operational for more than 75 years and maintains a location in Memphis, Tenn.