Columbian Home Products is a manufacturer of porcelain cookware and bakeware. Its primary product is the Granite Ware line of roasters, canners and bakeware. Columbian Home Products are made primarily in the United States and distributed to large retailers, hardware stores and other national chains. Other lines include Snow River cutting boards, Joyce Chen cookware, Keilen ethnic cookware and Grande Epicure cutting boards. Columbian Home Products is based in Lake Zurich, Ill., and operates a manufacturing center in Terre Haute, Ind.