| Business | Phone |
| Falk Corp 300 Mount Lebanon Blvd # 206, Pittsburgh 15234 | (412) 563-1754 |
| Kop-Flex Inc 103 Berwyn Rd, Pittsburgh 15237 | (412) 364-3220 |
| Motion Industries Inc 1514 Parkway View Dr, Pittsburgh 15205 | (412) 787-1990 |
| Sew-Eurodrive Inc 1213 Milton St, Pittsburgh 15218 | (412) 243-9040 |