| Business | Phone |
| B & M Computers 736 Bellefonte St, Pittsburgh 15232 | (412) 621-5500 |
| Case Technologies 421 E Ohio St, Pittsburgh 15212 | (412) 276-0500 |
| Cisco Systems Inc 444 Liberty Ave # 510, Pittsburgh 15222 | (412) 690-5000 |
| Computech Solutions Pittsburgh 15205 | (412) 788-1356 |
| Enterasys Networks Inc 651 Holiday Dr # 300, Pittsburgh 15220 | (412) 928-4999 |
| M Technologies Inc Pittsburgh 15205 | (412) 921-6811 |
| Maudena Networks 6580 Frankstown Ave, Pittsburgh 15206 | (412) 441-6841 |
| Net Effect Inc 1016 Greentree Rd # 100, Pittsburgh 15220 | (412) 920-1701 |
| Net Xperts 1500 Ardmore Blvd # 206, Pittsburgh 15221 | (412) 244-6389 |
| Saturn Systems Inc 4656 Old Boston Rd, Pittsburgh 15227 | (412) 881-2304 |
| Steadfast Data Systems Inc 11 Woodlawn St, Pittsburgh 15205 | (412) 922-8630 |