Washington County's Aluminum Industry - Hardcoverby Janean Mollet Van Beckum (Author), Washington County Historical Society (Author) The aluminum and cookware industries in Washington County were main employers during the 20th century. Manufacturing competitors West Bend Aluminum Company and Kewaskum Aluminum Company (later Regal Ware, Inc.) began production early in the 20th century only eight miles apart. These company histories, while interesting in themselves, would be remiss without discussion