Ruprecht Company - Providing Exceptional Products and Dependable ServiceRuprecht Company | Providing Exceptional Products and Dependable Service Leading purveyor of premium raw and sous vide meats for national restaurant chains, food manufacturers, food service suppliers and private label retailers. The Ruprecht Company is a privately-held meat processor and food manufacturer serving both domestic and international customers in the foodservice and retail sectors. Established in 1860, Ruprecht is currently the oldest operating beef processor in the Chicago area.