| AMAbsolute Metal Finishing INC | Norwood | MA | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| AWAcp Waterjet INC | Littleton | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| APApplied Plastics CO. INC | Norwood | MA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| BSBoston Steel Fabricators INC | Holbrook | MA | Fabricated Metal Product Manufacturing332312 | 1-19 | ◐ LIKELY ACTIVE |
| CCC & C Machine, INC | Tyngsboro | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| CICircor International INC. | Burlington | MA | Fabricated Metal Product Manufacturing332912 | 500+ | ◐ LIKELY ACTIVE |
| DVDeerfield Valley Refab INC | Deerfield | MA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| DNDienes & Neuenkamp INC | Spencer | MA | Fabricated Metal Product Manufacturing332215 | — | ◐ LIKELY ACTIVE |
| EIEcho Industries INC | Orange | MA | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| EMEvans Machine Company | Brockton | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| ESEvergreen Solar | Ayer | MA | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| IIItt Industries Pure Flo Cotter | Danvers | MA | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| LLL & L Engineering Company, Inc | North Billerica | MA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| MTMass Tank & Engineering | Middleborough | MA | Fabricated Metal Product Manufacturing332439 | — | ◐ LIKELY ACTIVE |
| MDMontrose Driveline & Hose LLC | Wakefield | MA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| NRNavtek Rigging Solutions, Inc. | Groton | MA | Fabricated Metal Product Manufacturing332999 | 1-19 | ◐ LIKELY ACTIVE |
| QSQueen Screw & Mfg. INC. | Waltham | MA | Fabricated Metal Product Manufacturing332722 | 20-99 | ◐ LIKELY ACTIVE |
| RIRoar Industries INC | Hopedale | MA | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |
| TTechnimetals | Foxborough | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| TIT&t Industrial Spray Coating | Lowell | MA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| UNUsag Natick Ssc | Natick | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| VMValley Machine Knife | West Springfield | MA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| WPWachusett Precision Tool, Inc. | Fitchburg | MA | Fabricated Metal Product Manufacturing332721 | 1-19 | ◐ LIKELY ACTIVE |
| WCWyman-gordon CO | Worcester | MA | Fabricated Metal Product Manufacturing332111 | — | ◐ LIKELY ACTIVE |
| ASAerospace Support | Agawam | MA | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| AFAlcoa Fastening Systems | Stoughton | MA | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| ACAlviti Creations | Attleboro | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| AAmaray | Pittsfield | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| AEAmerican Engineered Components INC | Cambridge | MA | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| AMAmerican Manufacturing | Avon | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| ASAmerican Superconductor | Ayer | MA | Fabricated Metal Product Manufacturing332112 | — | ◇ UNVERIFIED |
| ASAtlas Screw and Specialty | New Bedford | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| AFAutomated Finishing | Attleboro | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AMAutomatic Machine Products | Attleboro | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| AIAwelco INC | North Attleboro | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BSBarker Steel LLC | South Deerfield | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBay State Galvanizing | Everett | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| BIBc Industries | Oxford | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BIBerkshire Industries | Westfield | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BMB&j Manufacturing CO | Taunton | MA | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| BTBodycote Thermal Processing | Worcester | MA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| BTBoston Trailer Manufacturing Company | Walpole | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BSBraman Screw Machine | Millis | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| BCBridgewater Correctional Complex | Bridgewater | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BPBtd Precision, INC. | Chicopee | MA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| BIBurtman Iron Works | Boston | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CFCado Fabrications INC | Amesbury | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CCameron | Millbury | MA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| CCCapitol Circuits | Boston | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| CDChelsea Drum Company | Franklin | MA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |