| Business | Phone |
| Ad Ex Intl 848 W Eastman St 102, Chicago 60622 | (312) 944-2339 |
| Ges Exposition Svc 5248 S Cicero Ave, Chicago 60638 | (773) 767-2237 |
| Face 2 Face Media 222 Merchandise Mart Plz, Chicago 60654 | (312) 467-7072 |
| Expo Essentials 505 N Lake Shore Dr 2108, Chicago 60611 | (312) 222-0960 |
| Corcoran Expositions 100 W Monroe St 1001, Chicago 60603 | (312) 541-0567 |
| Helen Brett Enterprises Inc 6 E Monroe St, Chicago 60603 | (312) 332-0792 |