| Business | Phone |
| Csx Regional Development 4819 Snapjack Cir, Naperville 60564 | (630) 904-1493 |
| Amr Conventions Research Ltd 4s100 N State Route 59, Naperville 60563 | (630) 904-3784 |
| Janssen Ortho Mc Neil Pharmacy 184 Shuman Blvd 400, Naperville 60563 | (630) 300-7060 |
| Medpointe Pharmaceuticals 40 Shuman Blvd, Naperville 60563 | (630) 637-1105 |
| Nycomed Amersham 387 Shuman Blvd 250e, Naperville 60563 | (630) 652-4482 |
| Ortho Biotech 40 Shuman Blvd, Naperville 60563 | (630) 570-8733 |
| Otsuka America Pharmaceuticals 55 Shuman Blvd 1050, Naperville 60563 | (630) 369-1743 |
| T Gregory Parfums Inc 1903 Continental Ave 314, Naperville 60563 | (630) 357-8325 |