Heartland Express, 10550 Marina Dr, Olive Branch, MS 38654, US

Comtrack Logistics was founded as an intermodal drayage company that serviced the rail and steamship industry from Memphis, Tenn., in 1983. In 1995, the company expanded its transportation services and solutions to include full truckload transportation, container storage depots and logistic services, including brokerage and rail, as well as electronic support systems. Comtrack Logistics, which is still headquartered in Memphis, has more than 1,000 pieces of company equipment. It also maintains numerous full-service terminals spread throughout the Southeastern United States. Logistics services include intermodal, highway services, a brokerage division, single sourcing and depot services. Comtrack Logistics is an employer of approximately 375 people.