| Business | Phone |
| Railpool 3 Westbrook Corporate Ctr 220, Westchester 60154 | (708) 449-7999 |
| Westchester Square Office Park 9999 W Roosevelt Rd 204, Westchester 60154 | (708) 343-7075 |
| Sterling Pointe Properties 1127 S Mannheim Rd, Westchester 60154 | (708) 410-0300 |