| Business | Phone |
| Custom Machining By Farley 2792 24th Ave, Hudsonville 49426 | (616) 896-8469 |
| De Young Corp 8275 66th Ave, Hudsonville 49426 | (616) 895-7052 |
| Manufactured Technical Sols 3620 Highland Dr, Hudsonville 49426 | (616) 667-8570 |
| Marked Tool Inc 2934 Highland Blvd, Hudsonville 49426 | (616) 669-3201 |