Saeilo Manufacturing Industries is a national network of local facilities specializing in contract computer numerical control machining and manufacturing services. It is division of Saeilo, Inc., an international group focused on the research and development of new products and advanced manufacturing technologies. Saeilo Manufacturing Industries provides machining, manufacturing and assembly services for a variety of industries, including aerospace, electronics, automotive, telecommunications, consumer products, medical equipment and scientific instrumentation. It also offers a range of in-house engineering and precision tooling services. The company is ISO 9001:2000 and ISO 9002: 200 certified and its production sites are located in Illinois, California and Massachusetts. Saeilo Manufacturing Industries maintains a location in Worcester, Mass.