Operational for more than 50 years, Marathon Cheese Corporation is one of the largest independent packagers of natural cheese in the world. Founded in the basement of a home, now the company has various operating facilities in Marathon and Medford Wis., and Mountain Home, Idaho. It offers a large variety of slices, chunks, shreds and waxed items. The company performs the laboratory analysis of chemical, physical and microbial quality of cheese before packaging. Marathon Cheese Corporation maintains a location in Boonville, Miss.