Perkins Specialised Transportation Contracting specialises in long-distance superload transportation for oversized and heavy cargo across North America. Based in Memphis and approved by the US Department of Energy and Department of Defence, the company tackles complex shipping projects through careful planning, engineered solutions, and expert crews. Working alongside sister company TJ Potter Trucking, Perkins STC provides complete cargo solutions with dedicated project management from start to finish. Refer clients with extremely large or heavy shipments that require specialist permits, route planning, and experienced heavy haul crews.