Horizontal Machining & Manufacturing

HMMI is a fabrication facility located in Huron, South Dakota, United States, offering start-to-finish manufacturing services for large and heavy steel products. With a 100,000-square-foot facility, HMMI provides a range of services including fabrication, machining, welding, abrasive blasting, and painting, employing around 51 highly-trained professionals to meet the unique needs of its customers.