| Business | Phone |
| Advanced Tooling Systems Inc 1166 7 Mile Rd Nw, Comstock Park 49321 | (616) 784-7513 |
| Champion Die Inc 5510 W River Dr Ne, Comstock Park 49321 | (616) 784-2397 |
| Kentwater Tool & Mfg Co 5516 W River Dr Ne, Comstock Park 49321 | (616) 784-7171 |
| Service Extrusion Die Co 3648 Mill Creek Dr Ne, Comstock Park 49321 | (616) 784-6933 |