| Business | Phone |
| A J Boggs & Co 4265 Okemos Rd D, Okemos 48864 | (517) 347-1100 |
| Thatch Computer Consulting 2184 Belding Ct, Okemos 48864 | (517) 449-0009 |
| T M Assoc 1577 Jolly Rd, Okemos 48864 | (517) 347-4062 |
| Business Solutions 21 Inc 3654 Okemos Rd, Okemos 48864 | (517) 347-7990 |
| Software Conceptions 4103 Cornell Rd, Okemos 48864 | (517) 347-7170 |
| Sage Solutions 1605 Hillside Dr, Okemos 48864 | (517) 347-9801 |
| Computer Data Inc 3899 Heritage Ave, Okemos 48864 | (517) 349-6794 |
| Precision Computer Systems 3683 W Hiawatha Dr, Okemos 48864 | (517) 349-5332 |
| Gracon Services 4265 Okemos Rd A, Okemos 48864 | (517) 349-4900 |
| Itbpi Okemos 48864 | (517) 719-9677 |
| Lancour & Assoc Inc Po Box 571, Okemos 48805 | (517) 349-2199 |