Brickworks, a concrete block and brick manufacturing company, completed the acquisition of Sioux City Brick, an Iowa-based brick manufacturer, for $32m. "We are pleased Sioux City Brick will be associated with two quality companies that share our heritage of over a century of brickmaking. It makes us proud that the Sioux City Brick name will continue as a premium brand and represent the hard work of our employees," Mark Mahoney, Sioux City Brick CEO.