Specializing in open and closed molding for over 45 years. We are capable of molding complex shapes and assemblies, and have been doing so since the 1960's; thus we have the confidence to say yes to any difficult job. If you're tired of bad service and marginal quality, we are your solution. We can take you from design to production in the shortest time. We are a member of the American Composites Manufacturers Association. HMI takes steps to prevent air pollution by using the Clean Air Act and Rule 1162 compliant materials.