| Business | Phone |
| Indentifi Technologies Inc 357 N Craig St, Pittsburgh 15213 | (412) 621-5600 |
| Lattice Semiconductor Corp 651 Holiday Dr # 300, Pittsburgh 15220 | (412) 928-3650 |
| Novocell Semiconductor Inc 311 S Craig St, Pittsburgh 15213 | (412) 682-0800 |
| Oki Pgh Design Center 311 S Craig St, Pittsburgh 15213 | (412) 683-5766 |
| Solid State Measurements Inc 110 Technology Dr, Pittsburgh 15275 | (412) 787-0620 |