Kaiser Aluminum Corporation (KALU)
Kaiser Aluminum Corporation, together with its subsidiaries, engages in manufacture and sale of semi-fabricated specialty aluminum mill products in the United States and internationally.
Northwest Pipe Company (NWPX)
Northwest Pipe Company, together with its subsidiaries, engages in the manufacture and supply of water-related infrastructure products in North America.
TriMas Corporation (TRS)
TriMas Corporation engages in the design, development, manufacture, and sale of products for consumer products, aerospace, and industrial markets worldwide.