USM, Inc. is a complete engineering, design and manufacturing facility. USM has been custom designing and fabricating custom scale models, operation and maintenance training aids/devices, test models, custom machining, mockups, and prototypes for sixty years. USM can provide a full range of services including fabrication of custom products from supplied drawings to turn key projects that include design, engineering, and fabrication. We have extensive experience in developmental items comprised of ferrous/non-ferrous metals, plastic, and wood materials.