| Business | Phone |
| Advanced Data Systems Inc 2821 Edison Rd, South Bend 46615 | (574) 288-5611 |
| Berne Software 4225 Irish Hills Dr, South Bend 46614 | (574) 299-0078 |
| Compu Train Enterprise Inc 51061 Indiana State Route 933, South Bend 46637 | (574) 271-2766 |
| Corporate Software Solutions 2422 Viridian Dr, South Bend 46628 | (574) 232-5805 |
| Donnell Systems Inc 300 S Saint Louis Blvd # 203, South Bend 46617 | (574) 232-3784 |
| Fiserv Mortgage Products 3575 Moreau Ct # 2, South Bend 46628 | (574) 282-3300 |
| Iona Software 838 S 31st St, South Bend 46615 | (574) 251-0616 |
| Manufacturing Information Sltn 2810 E Jefferson Blvd, South Bend 46615 | (574) 232-5675 |
| Millennium Consulting 51906 Watersedge Ct, South Bend 46628 | (574) 243-5969 |
| Sagio Software 105 E Jefferson Blvd # 800, South Bend 46601 | (574) 232-5437 |
| Vertical Systems Inc 105 E Jefferson Blvd # 800, South Bend 46601 | (574) 287-0667 |