| Business | Phone |
| Aim Systems 8023 Emberly Dr, Jenison 49428 | (616) 457-1913 |
| Custom System Support 7423 Terrace Ln, Jenison 49428 | (616) 457-8236 |
| Dta Enterprises 2111 Pine Ridge Dr Sw B, Jenison 49428 | (616) 669-8733 |
| Handicomp Inc 60 Baldwin St, Jenison 49428 | (616) 457-9581 |
| Rls Data Concepts 6521 Cherrywood Ave, Jenison 49428 | (616) 667-2114 |