Glasscock provides transportation services for rocks, sand, gravel, top soil and sand clay fill material. It offers a variety of services, including a trucking fleet of tractor-trailer dumps and tri-axle dumps. The company specializes in transportation of dry bulk commodities in pneumatic tanks and commodities conducive to loading on flat-bed trailers. Additionally, the company offers lease services for front-end loaders, bulldozers, hydraulic excavators and heavy equipment. Glasscock is a member of Carolina Ready Mix Concrete Association and the Carolina Branch of Associated General Contractors of America. Its subsidiaries include Glasscock Ready Mix Concrete, Sumter County Sand and Sumter County Recycling. It is located in Sumter. S.C.