| TNTyrolit North America Incorporated | Westborough, Town of | MA | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| UNUsag Natick Ssc | Natick | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VPValentine Plating CO INC | West Springfield | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| VTValentine Tool & Stamping Incorporated | Norton | MA | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| VPValley Plating Incorporated | Springfield | MA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| VMVaughn Manufacturing Corporation | Salisbury | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| VDVelvet Drive Transmissions | New Bedford | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| VFVillage Forge INC | Boston | MA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| VIVulcan Industries | Hudson | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| WAWalton and Lonsbury Site | Attleboro | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WIWastequip INC | Georgetown | MA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
Westfield Electroplating CO | Westfield | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WGWestfield Grinding Wheel | Westfield | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| WAWestford Anodizing Corporation | Westford | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WWWf Wood INC | Holliston | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WEWheelabrator Energy Systems | Sturbridge | MA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| WCWhitman Company INC | Whitman | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WHWireway Husky CORP | Sterling | MA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| WSWoburn Steel Drum | Woburn | MA | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| WTWorcester Tool & Stamping CO | Leicester | MA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| WMWright Machine CORP | Worcester | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| WCWyman-gordon CO | Worcester | MA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| 1W18 - Webstone | Worcester | MA | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| 9G908 Georgetown | Georgetown | MA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| ASA1A Steel LLC | East Falmouth | MA | Fabricated Metal Product Manufacturing332312 | 1-19 | ◐ LIKELY ACTIVE |
| ALAccu-spec LLC | Danvers | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| AMA.f. Murphy Die & Machine Co., INC. | Quincy | MA | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| AMAgwey Metal Designs, INC | Plymouth | MA | Fabricated Metal Product Manufacturing332119 | — | ◐ LIKELY ACTIVE |
| APAir Purchases - Anchor Stone Hvac Duct Fabrication INC. | Burlington | MA | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| ALAlfa Laval Inc. Newburyport (loc code: MANEWB) | Newburyport | MA | Fabricated Metal Product Manufacturing332410 | 20-99 | ◐ LIKELY ACTIVE |
| AUApMar USA, inc. | Springfield | MA | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| AIArtisan Industries Inc. | Stoughton | MA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| ABAshworth Bros., Inc. - MA | Fall River | MA | Fabricated Metal Product Manufacturing332618 | 1-19 | ◐ LIKELY ACTIVE |
| AAxenics | Tyngsboro | MA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| BCBOSMP Contech Engineered Solutions LLC | Palmer | MA | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |
| CCCape Cod Iron CORP. | Wareham | MA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| CCC & C Machine, INC | Tyngsboro | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CMCotter Machine Co., INC. | West Wareham | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CMCw Machine INC | Fall River | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| DSDakota Systems, Inc | Dracut | MA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| DIDeAngelis Iron Work Inc. | S. Easton | MA | Fabricated Metal Product Manufacturing332323 | 20-99 | ◐ LIKELY ACTIVE |
| DLDelight, LLC | Springfield | MA | Fabricated Metal Product Manufacturing332722 | — | ◐ LIKELY ACTIVE |
| DFDoncasters Forgings of Springfield | Springfield | MA | Fabricated Metal Product Manufacturing332112 | 20-99 | ◐ LIKELY ACTIVE |
| DFD&t Fasteners INC. | Worcester | MA | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| EHE H Metalcraft Co, INC. | West Bridgewater | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| EIErgomet INC | Ward Hill | MA | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| ETEthosEnergy TC, Inc. | Chicopee | MA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| FUFairview USA, Inc. MA | Woburn | MA | Fabricated Metal Product Manufacturing332912 | 1-19 | ◐ LIKELY ACTIVE |
| FMFlc Machined Products CO. INC. | Rowley | MA | Fabricated Metal Product Manufacturing332710 | — | ▲ REPORTED CLOSED |
| GSGeneral Sheetmetal Company, Inc. | Auburn | MA | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |