| Business | Phone |
| 3 Core Systems 3425 W Peterson Ave, Chicago 60659 | (773) 267-4047 |
| A Q Technologies 10 W Elm St, Chicago 60610 | (312) 867-5400 |
| A Z Business Solutions Inc 225 N Michigan Ave 11th, Chicago 60601 | (312) 819-6310 |
| Accutron Systems Inc 125 N Halsted St 3038, Chicago 60661 | (312) 648-8627 |
| Action Systems 863 N La Salle Dr, Chicago 60610 | (312) 943-8200 |
| Actis Inc 134 N La Salle St, Chicago 60602 | (312) 658-1111 |
| Active Interest 1925 N Clybourn Ave, Chicago 60614 | (773) 525-9600 |
| Advance Computer Technical Grp 805 W Randolph St, Chicago 60607 | (312) 738-2284 |
| Alan Berman 4001 W Devon Ave, Chicago 60646 | (773) 286-7840 |
| Alan S Berger & Assoc Inc 1453 E 55th Pl, Chicago 60637 | (773) 643-7280 |
| Alchetec 5415 N Sheridan Rd, Chicago 60640 | (773) 275-9900 |
| Alliance Consulting Group 161 N Clark St, Chicago 60601 | (312) 453-7683 |
| Alpha Web Inc 68 E Wacker Pl, Chicago 60601 | (312) 345-1519 |
| Amd Chicago 60657 | (773) 528-3026 |
| American Consulting Svc Inc 2701 E 106th St, Chicago 60617 | (773) 374-3400 |
| Anobi Technology Corp 601 S La Salle St # 333, Chicago 60605 | (312) 922-4071 |
| Anthony J Borucki & Assoc Inc 216 N May St 401, Chicago 60607 | (312) 421-1407 |
| Api Consulting Inc 1322 S Prairie Ave 1513, Chicago 60605 | (312) 945-3827 |
| Lata 150 S Wacker Dr, Chicago 60606 | (312) 726-9488 |
| Ariel Consultants 2827 W Sherwin Ave, Chicago 60645 | (773) 764-3434 |
| Art Technology Group 550 W Washington Blvd 11, Chicago 60661 | (312) 715-1064 |
| Avante Solutions Inc 211 W Wacker Dr, Chicago 60606 | (312) 715-1080 |
| Avenue A Razorfish Inc 600 W Fulton St 400, Chicago 60661 | (312) 696-5000 |
| Avid Technology Inc 8700 W Bryn Mawr Ave 410, Chicago 60631 | (773) 693-2500 |
| Balance Networks Inc 732 S Financial Pl, Chicago 60605 | (312) 588-1502 |
| Global Horizons Corp 2000 N Racine Ave # 4600, Chicago 60614 | (773) 755-7896 |
| Barry Keno & Assoc 1 N Franklin St 850, Chicago 60606 | (312) 332-3000 |
| Gig Ip 832 W Superior St, Chicago 60622 | (312) 666-3637 |
| Glaser Technology Inc 123 W Madison St 1100, Chicago 60602 | (312) 578-0377 |
| Beggs Heidt Enterprise Cnsltng 1543 N Milwaukee Ave, Chicago 60622 | (773) 227-7110 |
| Bep Consulting Inc 328 S Jefferson St, Chicago 60661 | (312) 906-9361 |
| Beyond Words 4137 N Laramie Ave, Chicago 60641 | (773) 545-4450 |
| Bijjam Information Tech Inc 3525 W Peterson Ave 320, Chicago 60659 | (773) 866-2180 |
| Blackhawk Consulting Group 3251 W Ardmore Ave, Chicago 60659 | (773) 509-9656 |
| Blackwell Consulting Svc 100 S Wacker Dr 800, Chicago 60606 | (312) 553-0730 |
| Blm Consulting Group 540 N State St, Chicago 60610 | (312) 836-1020 |
| Galileo Communications Inc 3047 N Lincoln Ave, Chicago 60657 | (773) 248-3131 |
| Gallagher Systems Group Inc 2502 N Clark St, Chicago 60614 | (773) 348-5400 |
| Galletta Chicago 60611 | (312) 943-3664 |
| Boylston Group 10 S La Salle St 3230, Chicago 60603 | (312) 739-1018 |
| Fuzzy Logic 175 E Delaware Pl, Chicago 60611 | (312) 787-7831 |
| Bridgewater Technologies Inc 3725 N Talman Ave, Chicago 60618 | (773) 244-7100 |
| Brodner & Assoc Inc 4420 N Richmond St, Chicago 60625 | (773) 539-4980 |
| Fredric W Cook & Co Inc 1 N Franklin St, Chicago 60606 | (312) 332-0910 |
| Fourth Generation Systems 175 N Harbor Dr 4404, Chicago 60601 | (312) 819-0596 |
| Parkway Marketing Inc 540 N State St 1606, Chicago 60610 | (773) 248-4890 |
| Business Technology Solutions 980 N Michigan Ave, Chicago 60611 | (312) 214-3589 |
| Fina Interactive 3065 E 93rd St, Chicago 60617 | (773) 731-8000 |
| Capital Markets Consulting 125 S Wacker Dr 2125, Chicago 60606 | (312) 782-8134 |
| Fanelli & Assoc Inc 3322 N Halsted St, Chicago 60657 | (773) 525-5200 |
| F I Technolgies Inc 2335 W Devon Ave, Chicago 60659 | (773) 262-9353 |
| Evolution Point 2631 N Kedzie Ave, Chicago 60647 | (312) 733-1100 |
| Exis Inc 216 S Jefferson St, Chicago 60661 | (312) 441-4500 |
| Expectations Limited 2736 W Sherwin Ave, Chicago 60645 | (773) 271-5129 |
| Global Risk Corp 401 S La Salle St 301, Chicago 60605 | (312) 588-1300 |
| Caruba Consulting Assoc 1360 N Lake Shore Dr 1313, Chicago 60610 | (312) 915-0732 |
| Catalpa Systems Inc 53 W Jackson Blvd 552, Chicago 60604 | (312) 663-3658 |
| Erp Visions 1739 W Belmont Ave, Chicago 60657 | (773) 619-0245 |
| Erskine Enterprises 9346 S Eggleston Ave, Chicago 60620 | (773) 846-9047 |
| Estar Communications 222 S Morgan St, Chicago 60607 | (312) 275-0291 |
| Enterapps Inc 856 W Nelson St 408, Chicago 60657 | (773) 404-5705 |
| Enterprise Qa 101 W Grand Ave, Chicago 60610 | (312) 527-5915 |
| Enterprise Technology Group 20 S Clark St, Chicago 60603 | (312) 732-1200 |
| Cetek Solutions Inc 6700 S South Shore Dr, Chicago 60649 | (773) 752-8508 |
| Champ Productions Inc Chicago 60643 | (773) 445-4600 |
| Emailxl.Com 345 N Canal St 404, Chicago 60606 | (312) 993-0363 |
| Chase Information Systems Ltd 5947 N Milwaukee Ave, Chicago 60646 | (773) 594-1919 |
| Electronic Knowledge Interchan 100 S Wacker Dr, Chicago 60606 | (312) 236-0903 |
| Ehrfeld Consulting Inc 629 W Briar Pl, Chicago 60657 | (773) 477-5111 |
| Edge Technological Resources 230 W Cermak Rd, Chicago 60616 | (312) 842-4617 |
| Edge Technology Solutions Corp 53 W Jackson Blvd # 909, Chicago 60604 | (312) 427-4100 |
| Edict Inc 4320 N Kenmore Ave, Chicago 60613 | (773) 975-0991 |
| E Test It Inc 33 W Ontario St, Chicago 60610 | (312) 280-6200 |
| Earthnet Consulting Svc 1213 W 33rd St, Chicago 60608 | (773) 254-2772 |
| Echo Consultant 4343 N Clarendon Ave # 104, Chicago 60613 | (773) 929-2422 |
| Chicago Systems Group Inc 180 N Stetson Ave, Chicago 60601 | (312) 444-2760 |
| E C Prinicipals 3507 N Osceola Ave, Chicago 60634 | (773) 622-0034 |
| Chips & Things 729 W 64th St, Chicago 60621 | (773) 723-0555 |
| Dude Networks Llc 2770 N Lincoln Ave, Chicago 60614 | (773) 327-7790 |
| Doculabs 120 S La Salle St, Chicago 60603 | (312) 433-7793 |
| Digerati Group 412 S Wells St 803, Chicago 60607 | (312) 360-1900 |
| L A Tan 405 N Wabash Ave, Chicago 60611 | (312) 670-8400 |
| Clarkston Group 401 E Ontario St, Chicago 60611 | (312) 642-7070 |
| Dell Professional Svc 200 W Adams St, Chicago 60606 | (312) 422-1470 |
| Delta Vortex Technologies Inc Chicago 60614 | (773) 281-1292 |
| Coe-Truman 500 N Michigan Ave, Chicago 60611 | (312) 464-9015 |
| Coe-Truman Technologies 500 N Michigan Ave 1410, Chicago 60611 | (312) 977-1500 |
| Davis Powers Inc 640 N La Salle Dr 285, Chicago 60610 | (312) 654-9239 |
| Data Integrity Computer Systs 566 W Adams St, Chicago 60661 | (312) 648-8000 |
| Comp-Unique Inc 5240 W Waveland Ave, Chicago 60641 | (773) 427-5200 |
| Company Compendia Inc 18 S Michigan Ave, Chicago 60603 | (312) 419-8771 |
| Compas Communications Inc 118 N Clinton St, Chicago 60661 | (312) 648-0305 |
| Computalk Limited 3630 N Kimball Ave, Chicago 60618 | (773) 583-4090 |
| Dakota Systems 35 E Wacker Dr, Chicago 60601 | (312) 263-4400 |
| Computer Bits Inc 123 W Madison St, Chicago 60602 | (312) 849-3813 |
| Computer Consultants-America 150 S Wacker Dr, Chicago 60606 | (312) 782-5525 |
| Computer Consulting Resources 1441 S Plymouth Ct, Chicago 60605 | (312) 939-9390 |
| Computer Network Architechs 2820 S Ashland Ave, Chicago 60608 | (773) 927-4968 |
| Computers & Communications 8045 S Calumet Ave, Chicago 60619 | (773) 783-1699 |
| Comtek Consulting Inc 111 N Canal St, Chicago 60606 | (312) 906-8800 |
| Conquest Llc 1050 N State St 210, Chicago 60610 | (312) 573-0140 |
| Cybernet Services 125 S Jefferson St, Chicago 60661 | (312) 474-1107 |
| Consultants On Demand 820 N Orleans St, Chicago 60610 | (312) 391-2193 |
| Customer Group 222 S Morgan St, Chicago 60607 | (312) 261-4300 |
| Copresence 3910 N Fremont St F, Chicago 60613 | (773) 271-1572 |
| Corneilius & Merril Corp 156 N Jefferson St 405, Chicago 60661 | (312) 238-9383 |
| Cotyledon Productions 2136 W Thomas St, Chicago 60622 | (312) 782-1957 |
| Gms Consulting Inc 935 E 49th St, Chicago 60615 | (773) 924-9191 |
| Gold Coast Computer Consltng 1 E Wacker Dr, Chicago 60601 | (312) 644-8441 |
| Goldcoast Computer Solutions 216 N Jefferson St, Chicago 60661 | (312) 466-1626 |