| Business | Phone |
| Accufab 81 Rumford Ave, Waltham 2453 | (781) 894-5737 |
| Aerospace Fabricators 116 Harvard St, Waltham 2453 | (781) 899-4535 |
| Fabtron Corp 80 Calvary St, Waltham 2453 | (781) 891-4430 |
| Lectro Engineering Co 39 Calvary St, Waltham 2453 | (781) 891-9640 |
| J & J Fabricators 22 Thayer Rd # A, Waltham 2453 | (781) 899-2373 |