| Business | Phone |
| Aeg Design & Manufacturer Group 916 Lilac St, Pittsburgh 15217 | (412) 421-6046 |
| Artcraft Industries Inc 1090 Freeport Rd, Pittsburgh 15238 | (412) 963-8204 |
| Cambridge-Lee Industries Inc 1131 Tennessee Ave, Pittsburgh 15216 | (412) 231-7900 |
| Cnt Motion Systems 7800 Susquehanna St, Pittsburgh 15208 | (412) 244-5770 |
| Cooper Industries 3 Mellon Bank Ctr, Pittsburgh 15259 | (412) 201-6928 |
| Environmental Systems Products 772 Pine Valley Dr, Pittsburgh 15239 | (724) 325-9024 |
| Foster Industries Inc 681 Andersen Dr, Pittsburgh 15220 | (412) 928-8900 |
| Impression Technology Inc 2987 Babcock Blvd # 201, Pittsburgh 15237 | (412) 939-9410 |
| Jrh Industries 130 South Dr, Pittsburgh 15238 | (412) 967-7620 |
| Mems Industry Group 2403 Sidney St, Pittsburgh 15203 | (412) 390-1644 |
| Mohawk Industries Inc 790 Vista Park Dr, Pittsburgh 15205 | (412) 490-9547 |
| Parc Way Industries Cleaning 747 South Ave, Pittsburgh 15221 | (412) 247-5716 |
| Rhino Mic 1369 Mclaughlin Run Rd # C, Pittsburgh 15241 | (412) 221-1802 |
| Soroka Sales Inc 138 S 25th St, Pittsburgh 15203 | (412) 381-7700 |
| Stargate Industries 40 24th St, Pittsburgh 15222 | (412) 316-7827 |
| Stets Manufacturing Co 1620 Pennsylvania Ave, Pittsburgh 15233 | (412) 323-2772 |