MMI Companies - Prototype, Production and Engineering Services stamping dies, die cast, silicone, silicon, epoxy, rubber, cold pours, plastic, parts, SLS/SLA, in-mold, over molded, wire harnesses, converted materials, springs, clips, specialty, aluminum, aluminium, vac form, mock ups, sheet metal, try outs, cps, rco, 3dimensional, magnum, ptt, imc, rps Regardless of the manufacturing process, product or complexity of assembly, MMI can bring together the resources to deliver your product on time and within budget.