| Business | Phone |
| Justrite Manufacturing Co Llc 2454 E Dempster St 3, Des Plaines 60016 | (847) 298-9250 |
| Information Data Management 9701 W Higgins Rd 500, Des Plaines 60018 | (847) 825-2300 |
| Organ Recovery System 2570 E Devon Ave, Des Plaines 60018 | (847) 824-8945 |
| Skin Care Devices L L C 244 Howard Ave, Des Plaines 60018 | (847) 774-3001 |
| Varian Medical Systems Inc 200 Howard Ave 202, Des Plaines 60018 | (847) 321-6810 |