| Business | Phone |
| Utopia Inc Vernon Hills 60061 | (847) 549-9000 |
| Solution Designs 2042 N Laurel Valley Dr, Vernon Hills 60061 | (847) 680-7788 |
| Chemlinx Inc 141 S Old Creek Rd, Vernon Hills 60061 | (847) 821-9309 |
| Documentation Specialists Inc Vernon Hills 60061 | (847) 955-0454 |
| Organizational Research Forum 469 Chesterfield Ln, Vernon Hills 60061 | (847) 816-8611 |
| Integrated Market & Tech Inc 42 E Depot St, Vernon Hills 60061 | (847) 478-8230 |