| Business | Phone |
| Tec Star Manufacturer Co W190n11701 Moldmakers Way, Germantown 53022 | (262) 255-5790 |
| Tecstar Mfg Co W190n11701 Moldmakers Way, Germantown 53022 | (262) 250-2950 |
| Redline Inc N117w18978 Fulton Dr, Germantown 53022 | (262) 255-6477 |
| Plastic Components Inc N116w18271 Morse Dr, Germantown 53022 | (262) 253-0353 |
| Mgs Manufacturing Group W188n11707 Maple Rd, Germantown 53022 | (262) 255-5790 |