Established in 1972, Grain Systems Inc. (GSI) is one of the largest manufacturers of steel farm bins, commercial storage grain bins and grain silos in the world. In addition, it offers technologically advanced grain dryers in the industry and a large variety of material handling systems, including grain bin sweeps, spreaders, chain loop systems, commercial bucket elevators and conveyors. The company s grain storage systems include farm storage grain bins, 4-inch stiffened grain bins, commercial bins and silos, commercial hopper tanks, hopper/wet holding, tanks and top dry systems. Grain drying and conditioning product line of GSI include competitor 100 series dryers, network dryers, modular tower dryers, tower dryers, process dryers, top dry systems, fans and heaters.