Machine Design (ISSN 0024-9114) is an American trade magazine and Web site serving the OEM engineering market. Its print issues reach qualified design engineers and engineering managers twice a month. Key technologies covered include computer-aided design and manufacturing (CAD/CAM), electrical and electronics, fastening and joining, fluid power, manufacturing, engineered materials, mechanical engineering, and motion control. Today, Machine Design is owned by Penton Media Inc., and has editorial offices based in Cleveland, Ohio, USA. The chief editor is Leland Teschler.