JEM Electronics, Inc. is a contract manufacturer of custom electro-mechanical assemblies, cable assemblies, wire harness assemblies, and box builds. JEM has been in business for over 25 years, growing steadily, and today we maintain manufacturing facilities in two locations. The corporate headquarters is in Franklin, Massachusetts, and a second facility is located in Tijuana, Mexico. JEM works with customers in several industries: automotive, telecommunications, military, recreation, consumer electronics, medical, computer, semiconductor, federal government, and other industrial business sectors. We have the experience and knowledge needed to meet the various needs and specifications of these industries.