| Business | Phone |
| Central Mass Machine Inc 529 S East St, Holyoke 1040 | (413) 538-9880 |
| City Machine Corp 155 N Canal St, Holyoke 1040 | (413) 538-9766 |
| Gatehouse Machine & Welding Co 130 Middle Water St, Holyoke 1040 | (413) 532-3591 |
| General Machine Inc 56 Jackson St # 1, Holyoke 1040 | (413) 533-5744 |
| Marox Corp 373 Whitney Ave, Holyoke 1040 | (413) 536-1300 |
| Nash Manufacturing Co 726 Main St, Holyoke 1040 | (413) 552-3599 |
| Nea Machining 194 Apremont Hwy, Holyoke 1040 | (413) 534-6111 |
| Professional Machine Svc 518 Maple St, Holyoke 1040 | (413) 552-0100 |
| Qua'Tech Mfg Inc 726 Main St, Holyoke 1040 | (413) 552-3428 |
| Riverview Machine Co 102 Cabot St # 2, Holyoke 1040 | (413) 533-5366 |
| Service Machine Inc 55 Jackson St, Holyoke 1040 | (413) 538-9535 |
| Marox Corp 375 Whitney Ave, Holyoke 1040 | (413) 536-1300 |