| BWBrookfield Wire CO INC | West Brookfield | MA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| EMEngineered Materials Solutions INC | Attleboro | MA | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| KAKt Acquisition Llc, Dba Komtek Forge | Worcester | MA | Primary Metal Manufacturing331512 | 20-99 | ◐ LIKELY ACTIVE |
| PIPace Industries - Cambridge Div | North Billerica | MA | Primary Metal Manufacturing331521 | 100-499 | ◐ LIKELY ACTIVE |
| AMAero Manufacturing CORP | Beverly | MA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| ACAfc Cable Systems | New Bedford | MA | Primary Metal Manufacturing331422 | 100-499 | ◐ LIKELY ACTIVE |
| CGChas G Allen CO INC | Barre | MA | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| GRGlines & Rhodes INC | Attleboro | MA | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| IIIrwin Industrial Tool Company | East Longmeadow | MA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| QWQuirk Wire CO INC | West Brookfield | MA | Primary Metal Manufacturing331422 | 20-99 | ◐ LIKELY ACTIVE |
| WBWestern Bronze INC | West Springfield | MA | Primary Metal Manufacturing331522 | — | ◐ LIKELY ACTIVE |
| MIMicrogroup INC | Medway | MA | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| MMohawk | Leominster | MA | Primary Metal Manufacturing331422 | 100-499 | ◐ LIKELY ACTIVE |
| MMMontague Machine CO | Montague (turners Falls) | MA | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| SMShawmut Metal Products INC | Swansea | MA | Primary Metal Manufacturing331111 | 20-99 | ◐ LIKELY ACTIVE |
| MFMarlborough Foundry | Marlborough | MA | Primary Metal Manufacturing331523 | — | ◐ LIKELY ACTIVE |
| UMUtility Manufacturing CO | Wilbraham | MA | Primary Metal Manufacturing331111 | — | ◐ LIKELY ACTIVE |
| GFGeneral Flash CORP | Lexington | MA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| NINN, Inc. Palmer | Palmer | MA | Primary Metal Manufacturing331110 | 1-19 | ◐ LIKELY ACTIVE |
Phoenix Tailings Burlington | Burlington | MA | Primary Metal Manufacturing331410 | 20-99 | ◐ LIKELY ACTIVE |
| PGPrysmian Group Specialty Cables LLC | Taunton | MA | Primary Metal Manufacturing331420 | — | ◐ LIKELY ACTIVE |