| Business | Phone |
| Park Rose Hedge Inc 808 Austin Ave, Park Ridge 60068 | (847) 825-4899 |
| Rayalco Software 712 S Fairview Ave, Park Ridge 60068 | (847) 692-7422 |
| Sentinel Computer Svc 1580 N Northwest Hwy 11, Park Ridge 60068 | (847) 298-2260 |
| Hipaa Accelerator 422 N Northwest Hwy, Park Ridge 60068 | (847) 696-0023 |
| Man From Mars 1625 Newton Ave, Park Ridge 60068 | (847) 696-0033 |
| Protech Associates Inc 22 S Washington Ave, Park Ridge 60068 | (847) 384-1838 |
| Teck City Inc 10 Devon Ave, Park Ridge 60068 | (847) 518-9403 |