Pioneer Dock Equipment has been based in Spring Hill, Tennessee for more than 35 years. Its products include dock levelers, pit levelers, edge-of-dock levelers, and top-of-dock levelers, and many other products are available. They also manufacture truck restraints, dock seals, dock shelters, and a wide variety of dock accessories. Those accessories include the GuardIt series that helps ensure work remains as safe as it is productive. Among these products are found bumpers, wheel chocks, dock lights, dock fans, traffic lights, the versa panel, and the dura-jack.