| Business | Phone |
| Pme Co 13870 E 11 Mile Rd, Warren 48089 | (586) 779-8787 |
| Jm Mold Technologies 25185 Easy St, Warren 48089 | (586) 773-6664 |
| Proto-Production Mold 20829 Mound Rd, Warren 48091 | (586) 754-1730 |
| Precision Mold & Engineering 13143 E 9 Mile Rd, Warren 48089 | (586) 774-2330 |
| Emerald Engraving-Duplicating 14530 E 11 Mile Rd, Warren 48089 | (586) 773-0135 |