About Us

Quality Policy:

GMI® will ship Defect Free Products with On-Time Delivery and Continually Improve It's Processes, Products and Quality Management System and Adhere to the Requirements of ISO 9001.


G-M-I, INC.®, was incorporated in the city of Willoughby, County of Lake, State of Ohio, USA in 1979. It has been operating from the present facility since 1983.


GMI® is a manufacturer of DieCut, Extruded, Laminated, LaserCut, LatheCut, Machined, Molded, Sliced/Slit and WaterJetCut Products from Non-Metallic Materials and Thin Gauge Foils and also offers it's Rubber Compounds in Calendered Sheet Rolls.


Industries Served:

GMI® supplies gaskets, seals and gasket materials to the Aerospace, Automotive, Beverage, Biotechnology, Bottling, Brewing, Chemical, Cosmetic, Distilling, Energy, Food and Dairy, Healthcare, Industrial, Lighting, Medical, Mining, Petroleum, Pharmaceutical, Processing, Transportation, Water, Wine and Other Industries.