| Business | Phone |
| Accu Spec 19 Manns Ct, Woburn 1801 | (781) 933-4942 |
| B T Engineering Inc 325 New Boston St, Woburn 1801 | (781) 932-8507 |
| Spm Corp 73 Holton St, Woburn 1801 | (781) 721-5450 |
| Friday Engineering Inc 17 Everberg Rd, Woburn 1801 | (781) 932-8686 |
| Cambridge Machine Co 315 New Boston St, Woburn 1801 | (781) 938-3884 |
| S W Keats Co 12 Green St, Woburn 1801 | (781) 935-4282 |
| Proteus Manufacturing Co 291 Salem St, Woburn 1801 | (781) 939-0919 |
| Custom Machine Inc 30 Nashua St # 2, Woburn 1801 | (781) 935-4940 |
| Custom Plastics Machining Inc 9 Presidential Way # D, Woburn 1801 | (781) 937-9700 |
| Dale Engineering & Son 24 Conn St, Woburn 1801 | (781) 937-9996 |
| L K & M Industries-Woburn Inc 44 6th Rd, Woburn 1801 | (781) 935-9210 |
| J G Machine Co 7 Sullivan St, Woburn 1801 | (781) 935-4842 |