| Business | Phone |
| A Squared Tooling Inc 567 Airline Hwy, Grand Rapids 49544 | (616) 735-6363 |
| Interface Technologies Inc 3631 44th St Se F, Grand Rapids 49512 | (616) 656-7188 |
| K Mts Machine Tool Svc 2611 Breton Rd Se, Grand Rapids 49546 | (616) 956-6110 |
| Wing & Jabaay 437 44th St Sw, Grand Rapids 49548 | (616) 249-9200 |
| West Michigan Machine Tool 1600 Ballybunion Ct Se, Grand Rapids 49546 | (616) 285-1120 |
| Turner Industries Inc 4670 36th St Se, Grand Rapids 49512 | (616) 949-5910 |
| Turn Key Solutions 2716 Courier Dr Nw, Grand Rapids 49534 | (616) 949-9606 |
| Pen Fab Equipment Corp 1001 Medical Park Dr Se 114, Grand Rapids 49546 | (616) 975-3900 |
| Multiax America 4245 44th St Se 8, Grand Rapids 49512 | (616) 656-9884 |
| Martin Technology Inc 2850 Thornhills Ave Se 110, Grand Rapids 49546 | (616) 957-0255 |