| Business | Phone |
| Akraya Inc 5445 N Sheridan Rd # 3212, Chicago 60640 | (773) 878-3304 |
| Alpha Zeta 8 S Michigan Ave # 37, Chicago 60603 | (312) 263-7028 |
| G H Computer Enterprises Po Box 4566, Chicago 60680 | (773) 399-6011 |
| Biteck Computer Solutions 905 W Irving Park Rd, Chicago 60613 | (773) 755-0801 |
| Brainstorm Usa 3525 W Peterson Ave, Chicago 60659 | (773) 509-1227 |
| Business Ventures Cmptrs Inc 1628 E 84th Pl, Chicago 60617 | (773) 375-6683 |
| Catedral Computer Consultants 2500 S Christiana Ave, Chicago 60623 | (773) 277-3131 |
| Edital Intellectual Property 19 S La Salle St 601, Chicago 60603 | (312) 857-7000 |
| Dot Com Computer Svc 2740 W 51st St, Chicago 60632 | (773) 776-0576 |
| Banner Institute 25 E Washington St 200, Chicago 60602 | (312) 821-7561 |
| Digiline Systems Inc 6230 N Francisco Ave, Chicago 60659 | (773) 856-0179 |
| Combined Digital Inc 954 W Washington Blvd 7, Chicago 60607 | (312) 492-9890 |
| Data Wave 1440 N Kingsbury St 5, Chicago 60622 | (312) 943-6255 |
| Database Business Solutions 611 N Wells St, Chicago 60610 | (312) 573-0585 |
| Compute Ledge Inc 2305 W 47th St, Chicago 60609 | (773) 376-1041 |
| Computech Computer Svc Inc 10526 S Ewing Ave, Chicago 60617 | (773) 933-9760 |
| Computer Troubleshooters 5840 N Saint Johns Ct, Chicago 60646 | (847) 208-9516 |
| Computeraid 653 N Kingsbury St 1702, Chicago 60610 | (312) 932-9252 |
| Csp Computers 1246 W Belmont Ave, Chicago 60657 | (773) 472-7587 |
| Us General Svc Administration 230 S Dearborn St 3700, Chicago 60604 | (312) 353-5395 |
| BestGeex, Inc 6158 W 63rd St, Chicago 60638 | (773) 875-8736 |
| MacTamers Macintosh Specialists and Repairs 1579 N. Milwaukee, Chicago 60622 | (312) 226-5450 |
| Computer Repair Chicago - Geeks In Minutes 600 West Van Buren Street, Chicago 60661 | (312) 878-0733 |
| iYogi Computer Repair & Services 500 N Michigan Ave Suite 300, Chicago 60611 | (855) 776-9592 |