SigmaTron International, Inc. engages in the provision of electronic manufacturing services. The firm also manufactures printed circuit board assemblies and assembled electronic products. It offers automatic and manual assembly and the testing of products, material sourcing and procurement, manufacturing and test engineering support, design services, warehousing and distribution service, and assistance in obtaining product approval from governmental and other regulatory bodies. The company was founded on November 16, 1993 and is headquartered in Elk Grove Village, IL.