| Business | Phone |
| Accenting Chicago Events Inc 333 N Michigan Ave 425, Chicago 60601 | (312) 819-5363 |
| Atlanta Convention & Visitors 2028 W Barry Ave, Chicago 60618 | (773) 935-4588 |
| Giles Percy Alderman Special 4909 W Division St, Chicago 60651 | (773) 287-9895 |
| Fiesta Special Events Inc 1724 E 54th St, Chicago 60615 | (773) 955-0222 |
| Event Architects 311 W Walton St, Chicago 60610 | (312) 879-0186 |
| Events & Meetings Inc 300 W Hill St 410, Chicago 60610 | (312) 440-0140 |
| Executive Meeting & Travel 333 N Michigan Ave 2200, Chicago 60601 | (312) 456-2100 |
| Exhibit Installation Spclsts 3924 W 101st Pl, Chicago 60655 | (773) 445-9293 |
| Exhibitors Connection 6655 North Avondale Avenue, Chicago 60631 | (773) 631-9465 |
| Catalyst Ranch 656 W Randolph St, Chicago 60661 | (312) 207-1710 |
| Chicago Travel Consultants 2000 N Racine Ave 3800, Chicago 60614 | (773) 880-5878 |
| Dorothy B Windberg & Assoc 8545 S Karlov Ave, Chicago 60652 | (773) 767-3349 |
| Dietze Enterprises Inc 222 Merchandise Mart 1400, Chicago 60654 | (312) 329-9073 |
| Cmac Central 2301 S Lake Shore Dr, Chicago 60616 | (312) 949-0100 |
| Dallas Convention Bureau 4915 N Hoyne Ave, Chicago 60625 | (773) 334-0541 |
| Conference Services Inc 205 W Randolph St # 1830, Chicago 60606 | (312) 229-5446 |
| Corporate Event Enterprises 400 E Randolph St 2525, Chicago 60601 | (312) 540-1000 |