| GDGeneral Dynamics Mission Systems, INC. | Quincy | — | ◐ LIKELY ACTIVE |
| GDGeneral Dynamics Mission Systems, INC. | Taunton | — | ◐ LIKELY ACTIVE |
| GEGeneral Electric Aircraft Engines | Lynn | — | ◐ LIKELY ACTIVE |
| HTHamilton Thorne INC | Beverly | — | ◐ LIKELY ACTIVE |
| HPHewlett Packard | Marlborough | — | ◐ LIKELY ACTIVE |
| HCHorlick Company, LLC | Randolph | — | ◐ LIKELY ACTIVE |
IPG Photonics - Oxford | Oxford | 500+ | ◐ LIKELY ACTIVE |
| LSLake Shore Cryotronics Woburn | Woburn | 20–99 | ◐ LIKELY ACTIVE |
| LILase Innovation INC | Waltham | — | ◐ LIKELY ACTIVE |
| LELittle Enterprises, LLC | Ipswich | — | ◐ LIKELY ACTIVE |
| LMLockheed Martin Corporation | Andover | — | ◐ LIKELY ACTIVE |
| MBMassachusetts Bay Technologies, INC | Stoughton | — | ◐ LIKELY ACTIVE |
| MIMicrofab INC | Amesbury | — | ◐ LIKELY ACTIVE |
| MCMicrosemi CORP - Massachusetts | Lowell | — | ◐ LIKELY ACTIVE |
| MFMicrosemi Frequency and Time Division | Beverly | — | ◐ LIKELY ACTIVE |
| MSMontrose School Campus Improvement Project | Medfield | — | ◐ LIKELY ACTIVE |
| NINetbio INC | Waltham | — | ◐ LIKELY ACTIVE |
| NMNova Medical INC | Wilmington | — | ◐ LIKELY ACTIVE |
| OCOnset Computer Corporation | Bourne | — | ◐ LIKELY ACTIVE |
| OIOptogration, INC. | Wilmington | — | ◐ LIKELY ACTIVE |
| PWPratt & Whitney Engine Services INC | Norwood | 20–99 | ◐ LIKELY ACTIVE |
| RSRapiscan Systems Trace Facility | Andover | 20–99 | ◐ LIKELY ACTIVE |
| RCRaytheon Company | Marlborough | — | ◐ LIKELY ACTIVE |
| RCRaytheon Company | Woburn | — | ◐ LIKELY ACTIVE |
| RARigaku Analytical Devices INC | Wilmington | 20–99 | ◐ LIKELY ACTIVE |
| SVSharon Vacuum CO INC | Brockton | — | ◐ LIKELY ACTIVE |
| TMTechnical Manufacturing CORP | Peabody | — | ◐ LIKELY ACTIVE |
| TITeledyne Instruments, INC. | North Falmouth | — | ◐ LIKELY ACTIVE |
| TFThermo Fisher PAI | Tewksbury | 100–499 | ◐ LIKELY ACTIVE |
| TOThermo Orion INC | Chelmsford | — | ◐ LIKELY ACTIVE |
| UEUltra Electronics Ocean Systems INC. | Braintree | — | ◐ LIKELY ACTIVE |
| HCHazeltine CORP | Braintree | — | ◐ LIKELY ACTIVE |
| RCRanfac Corporation | Avon | — | ◐ LIKELY ACTIVE |
| SMSinclair Manufacturing CO | Norton | — | ◐ LIKELY ACTIVE |
| 1M100 Minuteman LLC (property Owner) | Andover | — | ◇ UNVERIFIED |
| 1O1600 Osgood Street LLC | North Andover | — | ◇ UNVERIFIED |
| AEAct Electronics INC | Hudson | — | ◇ UNVERIFIED |
| AMAct Manufacturing, INC. | Marlborough | — | ◇ UNVERIFIED |
| AAdaptas | Palmer | — | ◇ UNVERIFIED |
| AAAdvanced Absorber Pr | Amesbury | — | ◇ UNVERIFIED |
| AMAdvanced Microsensors | Shrewsbury | — | ◇ UNVERIFIED |
| AEAesco Electronics | Taunton | — | ◇ UNVERIFIED |
| AHAllegiance Healthcare Corporation | Bedford | — | ◇ UNVERIFIED |
| AMAllegro Microsystems INC | Worcester | — | ◇ UNVERIFIED |
| ACAmazon Com Services LLC Dko1 | Littleton | — | ◇ UNVERIFIED |
| ADAnalog Devices | Cambridge | — | ◇ UNVERIFIED |
| ADAnalog Devices INC | Wilmington | — | ◇ UNVERIFIED |
| ALArk Les Corporation | Stoughton | — | ◇ UNVERIFIED |
| AIAugat INC | Mashpee | — | ◇ UNVERIFIED |
| AIAugat Interconnection Systems | Attleboro | — | ◇ UNVERIFIED |