About Us
HMMI is an ISO 9001:2008-certified (CERT-0099108) fabrication facility offering a range of manufacturing capabilities, including large-scale weldments up to 80,000 lbs. Centrally located in Huron, South Dakota, our 100,000-square-foot facility and large staff of highly-trained professionals can produce and deliver products to meet your unique needs.
Our expansive indoor steel storage space enables us to keep a large selection of raw material on-hand to quickly meet the changing needs of today's build-to-demand market while a variety of inventory control options minimizes inventory floor time, ensuring your delivery needs are met.