| Business | Phone |
| Advanced Concepts In Computing 2419 Marion Ave, Lansing 48910 | (517) 482-1461 |
| Agate Software 544 Cherbourg Dr, Lansing 48917 | (517) 336-2500 |
| Supplier Inc 755 Sadie Ct, Lansing 48906 | (517) 886-2267 |
| Site Objects 3401 E Saginaw St # 201, Lansing 48912 | (517) 324-4227 |
| Data Design Pros 1939 Fairmont St, Lansing 48911 | (517) 694-8372 |
| Capitol Communications Systems 1231 Roth Dr, Lansing 48911 | (517) 694-3900 |
| Siboney Learning Group 329 1/2 S Washington Sq 100, Lansing 48933 | (517) 702-1749 |
| Dac Computer Svc 2007 Elmwood Rd, Lansing 48917 | (517) 323-2240 |
| Davidson Software 148 E Grand River Ave, Lansing 48906 | (517) 347-8002 |
| Northcoast Systems Inc 2024 E Michigan Ave, Lansing 48912 | (517) 487-3564 |
| Mackinac Software Llc 1000 Long Blvd, Lansing 48911 | (517) 268-1286 |
| Juntunen Bridge Systems 6028 Bradford Ln, Lansing 48917 | (517) 321-5159 |