
Our Company
For more than 40 years, MJM Industries has been a trusted U.S.-based contract manufacturer of custom cable assemblies and wire harnesses for leading OEMs across diverse industries, including aerospace, industrial automation, military/defense, mass transit, and medical devices. Our turnkey solutions extend beyond manufacturing to include product development and engineering support, comprehensive testing, and dedicated supply chain management. We deliver reliable, cost-effective solutions that meet our clients’ expectations, from first article to full-scale production.
Why Choose MJM Industries
All of our assemblies are built in our Northeast Ohio facility, ensuring faster response time, shorter lead times, and full U.S. manufacturing control. Our in-house engineering team collaborates closely with customers from concept to production, delivering innovative, cost-effective designs tailored to exact specifications. Regardless of the size and scope of your project, we offer the capabilities, speed, and attention to detail expected in today’s market.
Proven Experience
Tested and Verified Quality
Expert Engineers and Team
Customer Commitment

Ready to partner with MJM Industries?
Contact our team to discuss your project, explore our capabilities, and see how we can deliver a reliable solution for your application.
