| Business | Phone |
| Railroad Construction 75 Glendale Ave, Edison 8817 | (732) 985-3600 |
| Action Machine Works Co 41 Runyons Ln, Edison 8817 | (732) 287-8888 |
| C & G Precision Machine Inc 3125 Woodbridge Ave # 5b, Edison 8837 | (732) 738-4993 |
| Gds Machine 3125 Woodbridge Ave, Edison 8837 | (732) 738-6810 |