| Business | Phone |
| Act One Recruiting Svc 213 W Institute Pl 502, Chicago 60610 | (312) 266-8000 |
| Adler-Weiner Research Co 875 N Michigan Ave 3260, Chicago 60611 | (312) 944-2555 |
| Alcott Group Inc 1550 N Cleveland Ave, Chicago 60610 | (312) 280-1550 |
| Analytical Computer Svc Inc 640 N La Salle Dr 552, Chicago 60610 | (312) 751-2915 |
| Apc Research Inc 8601 W Bryn Mawr Ave 115, Chicago 60631 | (773) 399-0440 |
| Lindsey Arenberg 548 W Belden Ave, Chicago 60614 | (773) 528-1540 |
| Gallup Organization Inc 111 S Wacker Dr, Chicago 60606 | (312) 357-0199 |
| G & G Research 6411 N Troy St, Chicago 60645 | (773) 761-2144 |
| Buzzsponge 908 W Fullerton Ave, Chicago 60614 | (312) 664-4421 |
| Focuscope Inc 515 N State St 1920, Chicago 60610 | (312) 467-1414 |
| Fisher Marketing Intelligence 2626 N Lakeview Ave 4103, Chicago 60614 | (773) 388-9190 |
| Fieldwork Chicago Inc 4849 N Milwaukee Ave, Chicago 60630 | (773) 282-0203 |
| Chicago Avenue Research 10 W Elm St, Chicago 60610 | (312) 335-0700 |
| Eisenmann Group 734 W Willow St, Chicago 60614 | (312) 255-1225 |
| Chicago Focus 222 Merchandise Mart Plz 240, Chicago 60654 | (312) 951-1616 |
| Econometrics Inc 111 E Wacker Dr, Chicago 60601 | (312) 616-1099 |
| Economic Planning Associates 858 W Armitage Ave 305, Chicago 60614 | (773) 327-0302 |
| East Marketing Research Co Ltd 500 N Michigan Ave, Chicago 60611 | (312) 828-9230 |
| Dynamic Logic 17 N State St 17, Chicago 60602 | (312) 252-7320 |
| Choicepoint Precision Mrktng 2031 W Pierce Ave, Chicago 60622 | (773) 477-3866 |
| Drucker Analytics 233 E Erie St 801, Chicago 60611 | (312) 642-1202 |
| Direct Resource Inc 122 S Michigan Ave 1270, Chicago 60603 | (312) 223-9666 |
| D S Howard & Assoc Inc 307 N Michigan Ave 1214, Chicago 60601 | (312) 372-7048 |
| Conifer Research Llc 218 S Wabash Ave 200, Chicago 60604 | (312) 212-1740 |
| Consulting Appraisals & Study 111 W Jackson Blvd 1142, Chicago 60604 | (312) 939-7775 |
| Consumer & Professional Rsrch 435 N La Salle Dr 210, Chicago 60610 | (312) 832-7744 |
| Consumer Conversations 200 E Randolph St 36, Chicago 60601 | (312) 861-0203 |
| Contemporary Studies Inc 6821 S Euclid Ave, Chicago 60649 | (773) 643-4818 |
| C R Market Surveys, Inc. 2255 South Michigan Ave. Suite 2W, Chicago 60616 | (312) 376-1250 |
| Innovaxis Marketing Consulting 1300 W. Belmont Ave., Suite 311, Chicago 60657 | (773) 697-6850 |