| Business | Phone |
| Scientific Device Laboratory 411 Jarvis Ave, Des Plaines 60018 | (847) 803-9485 |
| Medtron Chicago Inc 200 Howard Ave 290, Des Plaines 60018 | (847) 299-7100 |
| Advantage Mobility 880 Lee St, Des Plaines 60016 | (847) 803-8476 |
| Freedom Motors Chicago 411 W Touhy Ave, Des Plaines 60018 | (847) 296-8267 |