Position Description and Purpose : Founded in 1923 and headquartered in Grand Rapids, Michigan, Roskam Foods is a leading contract manufacturer that partners with world-renowned food brands, retailers, and food service providers to produce a myriad of frozen, refrigerated and shelf-stable products. Founded in 1923 and headquartered in Grand Rapids, Michigan, Roskam Foods is a leading contract manufacturer that partners with world-renowned food brands, retailers, and food service providers to produce a myriad of frozen, refrigerated and shelf-stable products.