| Business | Phone |
| Gerard Productions 420 N Wabash Ave 500, Chicago 60611 | (312) 467-5560 |
| Gee Kay Production Inc 1212 N Lake Shore Dr, Chicago 60610 | (312) 787-4220 |
| Chicago Avenue Films 1921 N Hudson Ave, Chicago 60614 | (312) 944-5907 |
| Cullen Henaghan & Platt 2209 N Halsted St, Chicago 60614 | (773) 935-8050 |