Deister Machine Company, Inc. engages in the production of vibrating feeding, scalping, and screening equipment for mining, coal, recycling, asphalt, sand and gravel, stone, portable, quarrying, and allied industries. It offers inclined screens, horizontal screens, feeders and grizzlys, portable plants, fines recovery systems, dewatering screens, asphalt batch plant screens, and asphalt drum mix plant screens; and custom engineered, field measure-up and retrofit, on-site vibration analysis, process flow analysis, on-site equipment inspection and evaluation, on-site maintenance and training seminar, oil testing and analysis, equipment refurbishment, and rebuilding services. The firm sells its products through sales representatives in the United States and internationally. The company was founded in 1912 and is headquartered in Fort Wayne, IN.