| Business | Phone |
| Blue Diamond Sheet Metal Inc 36 Commercial Blvd, Medford 11763 | (631) 698-6330 |
| Diam-N-Blu Mechanical Corp 32 Commercial Blvd, Medford 11763 | (631) 698-6460 |
| Interstate Sheet Metal Fab Inc 266 Middle Island Rd, Medford 11763 | (631) 698-1096 |
| Striker Sheet Metal Inc 266 Middle Island Rd, Medford 11763 | (631) 698-3451 |