FedEx is a holding company. Through its subsidiaries, Co. provides a portfolio of transportation, e-commerce and business services through companies competing collectively, operating collaboratively and digitally, under the FedEx brand. These companies are included in the following business segments: Federal Express Corporation, which is an express transportation company; FedEx Ground Package System, Inc., which provides small-package ground delivery services; FedEx Freight Corporation, which provides less-than-truckload freight services; and FedEx Corporate Services, Inc., which provides billing and collection services, and certain back-office functions that support its operating segments.