| TATerzi Additive INC | Mattapoisett | — | ◐ LIKELY ACTIVE |
| TCThree-ten CORP. | Feeding Hills | — | ◐ LIKELY ACTIVE |
| TFTims Fabricators Inc | Fitchburg | 20–99 | ◐ LIKELY ACTIVE |
| TWTown West Sales, INC | Dedham | — | ◐ LIKELY ACTIVE |
| TETucker Engineering, INC. | Peabody | — | ◐ LIKELY ACTIVE |
| TFTurner Falls | Turners Falls | 20–99 | ◐ LIKELY ACTIVE |
| UMUnlimited Manufacturing Service, INC | Lowell | — | ◐ LIKELY ACTIVE |
| VFValmet Flow Control USA Inc | Shrewsbury | 100–499 | ◐ LIKELY ACTIVE |
| WGWeyland Group LLC DBA Phillips Precision Boylston Location | Boylston | 20–99 | ◐ LIKELY ACTIVE |
| WGWyman Gordon Worcester | Worcester | 100–499 | ◐ LIKELY ACTIVE |
| HNHela Novel Metals LLC | Woburn | — | ◐ LIKELY ACTIVE |
| STSurface Transfer, INC. | Cambridge | — | ◐ LIKELY ACTIVE |
| VEVanguard Enterprises & Associates INC | Marstons Mills | — | ◐ LIKELY ACTIVE |
| ATAce Torwel, INC | Bellingham | — | ◇ UNVERIFIED |
| ACAmaral Custom Fabrications, INC | Seekonk | — | ◇ UNVERIFIED |
| BPBtd Precision, INC. | Chicopee | — | ◇ UNVERIFIED |
| CMCustom Machine & Tool CO INC | Hanover | — | ◇ UNVERIFIED |
| ELEmw LLC | Middleton | — | ◇ UNVERIFIED |
| IFInnovative Fabrication INC | Lowell | — | ◇ UNVERIFIED |
| ICInternational Container CO. LLC | Holyoke | — | ◇ UNVERIFIED |
| NCNew Com Metal Products CORP | Randolph | — | ◇ UNVERIFIED |
| PMParadis Metalworks LLC | Attleboro Falls | — | ◇ UNVERIFIED |
| RMR. Murphy Company, INC. | Ayer | — | ◇ UNVERIFIED |
| SCSajawi Corporation | Littleton | — | ◇ UNVERIFIED |
| SESisson Engineering CORP | Orange | — | ◇ UNVERIFIED |
| SSSouth Shore Manufacturing. INC. | Hanson | — | ◇ UNVERIFIED |
| VFVillage Forge INC | Readville | — | ◇ UNVERIFIED |
| ZCZmetra Clear Span Structures | Webster | — | ◇ UNVERIFIED |
| 1H1415 Hyde Park Avenue LLC | Boston, City of | — | ◇ UNVERIFIED |
| 2B200 Bartlett St Property | Northborough | — | ◇ UNVERIFIED |
| 3A325 Authority Drive | Fitchburg | — | ◇ UNVERIFIED |
| 5O50 Old Tyng LLC | Tyngsboro | — | ◇ UNVERIFIED |
| AMA&b Metal Fabricators, INC. | Lakeville | — | ◇ UNVERIFIED |
| AWAb & W Incorporated | Boston | — | ◇ UNVERIFIED |
| AIAccurounds Incorporated | Avon | — | ◇ UNVERIFIED |
| AIAchilles Iron & Steel | Ayer | — | ◇ UNVERIFIED |
| AMAcorn Manufacturing | Mansfield | — | ◇ UNVERIFIED |
| AWAcp Waterjet INC | Littleton | — | ◇ UNVERIFIED |
| APAction Precision Machining | Leominster | — | ◇ UNVERIFIED |
| AEAdvanced Engineering Corporation | Danvers | — | ◇ UNVERIFIED |
| ALAdvanced Laser Services, LLC | Groveland | — | ◇ UNVERIFIED |
| AMA.f. Murphy Die and Machine | Quincy | — | ◇ UNVERIFIED |
| AGA & G Manufacturing Co., INC. | Lynn | — | ◇ UNVERIFIED |
| AMA.g. Miller Company, INC. | Springfield | — | ◇ UNVERIFIED |
| ADAir Distribution Corporation | Canton | — | ◇ UNVERIFIED |
| APAllium Pilot Factory | North Billerica | — | ◇ UNVERIFIED |
| AMAll Metal Fabricators, INC. | Acton | — | ◇ UNVERIFIED |
| AFAlloy Fabricators of New England Incorporated | Randolph | — | ◇ UNVERIFIED |
| AIAllpage INC | New Bedford | — | ◇ UNVERIFIED |
| AMAllston Metalcraft CO. | Bellingham | — | ◇ UNVERIFIED |
