| Business | Phone |
| Creativity Central In Chicago 2825 W Greenleaf Ave, Chicago 60645 | (773) 465-1901 |
| Success Lab Inc 1033 W Van Buren St, Chicago 60607 | (312) 492-8730 |
| National Training Institute 180 N Michigan Ave 700, Chicago 60601 | (312) 726-4072 |
| Medea & Assoc 28 E Jackson Blvd 1101, Chicago 60604 | (773) 561-1512 |
| Sue Castorino & Assoc 435 N Michigan Ave, Chicago 60611 | (312) 527-2252 |
| Natl Caucus & Ctr On Black Agd 2600 S Michigan Ave 217, Chicago 60616 | (312) 567-0318 |
| Think Inc 1750 W Superior St, Chicago 60622 | (312) 850-1190 |
| William Rush Voice Consultants 410 S Michigan Ave, Chicago 60605 | (312) 360-1039 |
| P 2 Enterprises 2639 N Southport Ave, Chicago 60614 | (773) 404-8960 |
| Prodigy Advancement 500 W Cermak Rd, Chicago 60616 | (312) 226-5050 |
| Mit 922 E 81st St, Chicago 60619 | (773) 994-9575 |
| Versatility Management 9415 S Western Ave, Chicago 60620 | (773) 238-2226 |
| Speakers Sharing Success 6136 W Newport Ave, Chicago 60634 | (773) 725-7841 |
| New Birth Training Institute 5510 W Chicago Ave, Chicago 60651 | (773) 287-4615 |