July 2011 - The North American Steel Alliance, Laguna Hills, Calif., added three independently owned metal service centers as member/owner companies: Henderson Steel, Marion, Miss.; Totten Tubes, Azusa, Calif.; and Gordon Bros. Steel Warehouse, Chicago. With the new investors, the NASA plans to expand the number of co-op owners to 98, providing more than 300 operating locations to serve the United States and Canada.