GMI Corporation is an ISO 13485 certified, FDA registered (3011743372) full-service high precision production machining contract manufacturer headquartered in Central Indiana. Our Franklin, Indiana 69,000 sq. ft. facility was designed and built to meet the highest standards for Good Manufacturing Practice (GMP).
- over 40 Swiss turn style lathes and Mazak multi-axis lathes (with tolerance capabilities down to plus or minus three ten thousandths of an inch (+/- .0003″) or +/-.00762mm)
- a suite of machines for degreasing and tumbling
- dedicated assembly, kitting and labeling areas
- a class 8 clean room
- a fully capable quality and metrology lab
Our Entrepreneurial Story
Our founder, Fred McWilliams, began his entrepreneurial journey in 1992 with a single machine and a passion for quality parts. Today, we are a 100% employee-owned company (ESOP) with a focus on high precision machining, assembly, and value-added services for demanding markets, including medical device, RF connectors, medical gas, aerospace and defense. Our legacy is centered on precision, collaboration, quality, environmental sustainability, process control and strong relationships.
Innovation through Collaboration
We have been nurturing innovation through collaboration and precision machining for over three decades, and thrive in creating long-term partnerships with customers. From engineering services, supply chain management and precision assembly to tumbling, cleaning, kitting, packaging, labeling, quality control, testing and clean room manufacturing, we have all the value-add solutions to meet demanding manufacturing needs.
Culture of Caring
As an employee-owned company, we strongly believe in nurturing a culture of caring, organization wide. By actively promoting volunteerism and corporate volunteer opportunities, together, we serve each other, our neighbors and make the world a better place.
Learn more about our employee-driven corporate philanthropic efforts on our Project Possible page.