| Business | Phone |
| Ansoft Corp 225 W Station Square Dr # 200, Pittsburgh 15219 | (412) 261-3200 |
| Carnegie Group 5 Ppg Pl # 6, Pittsburgh 15222 | (412) 642-6900 |
| Ibm Lab 11 Stanwix St, Pittsburgh 15222 | (412) 667-4400 |
| Seec Inc Cliff Mine Rd # 200, Pittsburgh 15275 | (412) 893-0300 |