Put a Proven Thermoformer on Your Team Today’s best OEMs are marked by sophisticated capabilities, smart processes and continuous improvement. Don’t you deserve the same qualities from your thermoforming supplier? Hampel is an award winning ISO 9001: 2008 certified plastics manufacturing firm specializing in medium to heavy gauge thermoforming. Whatever your technical requirements are, Hampel has the expertise and flexibility to work with you. Located in Germantown, Wisconsin, Hampel is the Midwest's leading thermoformer