| Business | Phone |
| 400 West Erie Building 400 W Erie St, Chicago 60610 | (312) 787-5623 |
| Aa Avenue Business Center 500 N Michigan Ave # 300, Chicago 60611 | (312) 396-4000 |
| Amata 225 W Washington St, Chicago 60606 | (312) 924-0200 |
| Beth-Anne Life Ctr 1150 N Lamon Ave, Chicago 60651 | (773) 378-3600 |
| Elite Business Ctr 227 W Monroe St, Chicago 60606 | (312) 762-5900 |
| Courthouse Executive Offices 101 W Grand Ave 200, Chicago 60610 | (312) 670-8300 |