| Business | Phone |
| Barr Network Solutions 318 W Half Day Rd 344, Buffalo Grove 60089 | (847) 955-1299 |
| Bte Consulting Inc 750 W Lake Cook Rd 290, Buffalo Grove 60089 | (847) 541-1400 |
| Superior Business Svc 148 University Dr, Buffalo Grove 60089 | (847) 229-1050 |
| E Test It Inc 100 Woodstone Dr, Buffalo Grove 60089 | (847) 353-8008 |
| Information Technology Works 451 Arborgate Ln, Buffalo Grove 60089 | (847) 541-7844 |
| Innovative Computing Svc 113 Mchenry Rd 245, Buffalo Grove 60089 | (847) 955-9244 |
| Micro Methods Inc 1254 Devonshire Rd, Buffalo Grove 60089 | (847) 634-6665 |
| Midwest Business Corp 3210 Indian Creek Dr, Buffalo Grove 60089 | (847) 883-8727 |
| National Tek Svc 1278 Barclay Blvd, Buffalo Grove 60089 | (847) 850-1201 |
| Slr Creations 395 Blue Ash Dr, Buffalo Grove 60089 | (847) 634-9833 |
| Softsystems Inc 341 Ronnie Dr, Buffalo Grove 60089 | (847) 821-0662 |
| Stopka & Assoc 975 Weiland Rd, Buffalo Grove 60089 | (847) 215-3900 |
| Two Geeks Graphics 918 Hidden Lake Dr, Buffalo Grove 60089 | (847) 465-1193 |
| Wico Info Technologies Inc 1130 W Lake Cook Rd 220, Buffalo Grove 60089 | (847) 229-9500 |