| Business | Phone |
| Acute Computing Llc 18650 W Corporate Dr 100, Brookfield 53045 | (262) 792-1620 |
| Compupros Inc 19265 W Capitol Dr 200, Brookfield 53045 | (262) 754-9500 |
| Creative Network Technology 19395 W Capitol Dr L4, Brookfield 53045 | (262) 790-0009 |
| Superior Support Resources Inc 333 Bishops Way 124, Brookfield 53005 | (262) 784-9772 |
| Synercomm Inc 3265 Gateway Rd 650, Brookfield 53045 | (262) 860-4220 |
| Tek Systems 125 N Executive Dr 210, Brookfield 53005 | (262) 780-8500 |
| Edge Technical Svc Inc 3255 Nassau Dr, Brookfield 53045 | (262) 373-0140 |
| Relation Systems Inc 330 S Executive Dr 108, Brookfield 53005 | (262) 317-5700 |
| Paragon Development Systems 13400 Bishops Ln, Brookfield 53005 | (262) 938-2155 |
| Interactive Business Systems 400 S Executive Dr 114, Brookfield 53005 | (262) 786-0220 |