| Business | Phone |
| Compututor Elmhurst 60126 | (630) 530-2369 |
| Midwest Restaurant Equipment 183 N York Rd, Elmhurst 60126 | (630) 279-8000 |
| P C Investigators 895 Chatham Ave, Elmhurst 60126 | (630) 833-9047 |
| Software Sales Channel 340 W Butterfield Rd 4b, Elmhurst 60126 | (630) 279-3814 |