| Business | Phone |
| Tri-Vision 3 Message Display 12301 E Mcnichols Rd, Detroit 48205 | (313) 526-6020 |
| Micro Tool Die & Mold Co 261 Saint Aubin St, Detroit 48207 | (313) 259-2243 |
| Schulze Machine 9137 French Rd, Detroit 48213 | (313) 921-8042 |
| A & S Environ Johnson Consltng 387 S Oakwood, Detroit 48217 | (313) 297-6878 |
| Vca Tooling 19470 Gainsborough Rd, Detroit 48223 | (313) 534-4416 |
| Tolerance Tool & Engineering 20541 Glendale St, Detroit 48223 | (313) 592-4011 |
| Windsor Match Plate & Tool 4670 E C Row, Detroit 48226 | (313) 965-0349 |
| Johnson Forging Equipment Co 12660 Mansfield St, Detroit 48227 | (313) 838-9628 |
| G A Machine Co 8851 Mark Twain St, Detroit 48228 | (313) 836-5646 |
| Linwood Tool & Die 19331 Mount Elliott St, Detroit 48234 | (313) 893-9250 |