GSI is the world's largest manufacturer of steel farm grain bins, commercial storage grain bins and grain silos. In addition, we offer the most technologically advanced grain dryers in the industry and a large selection of material handling systems including grain bin sweeps, spreaders, chain loop systems, commercial bucket elevators and conveyors. One source for all your grain storage, grain drying, grain conditioning, and material handling needs! In additional we supply a full line of swine and poultry production equipment. GSI Group LLC headquarters are in Assumption, IL, USA. Additional manufacturing facilities are located in Taylorville-IL, Newton-IL, Paris-IL, Flora-IL, Vandalia-IL, Bremen-AL, St. Hubert-Canada, Penang-Malaysia, Johannesburg-South Africa, Queretaro-Mexico, Marau-Brazil, and Shanghai-China. Our products are marketed worldwide through a network of independent dealers, grain/protein producers, and large commercial businesses.