Qorvo Us, INC. | Billerica | — | ● ACTIVE |
Quantaq INC | Somerville | — | ● ACTIVE |
Quartzite Processing, INC. | Malden | — | ● ACTIVE |
Radiarc Technologies, LLC | Wakefield | — | ● ACTIVE |
Resonance Research INC | Billerica | — | ● ACTIVE |
| RHRevvity Health Sciences, INC. | Hopkinton | — | ● ACTIVE |
Richard H. Bird & CO. INC. | Waltham | — | ● ACTIVE |
Schneeberger, INC | Woburn | — | ● ACTIVE |
Schoeffel International CORP | Chelmsford | — | ● ACTIVE |
| SDSecurity Detection INC | Ashland | — | ● ACTIVE |
| SBSophion Bioscience INC | Bedford | — | ● ACTIVE |
Stephen Gould CORP | Tewksbury | — | ● ACTIVE |
Surescan Corporation | Boxborough | — | ● ACTIVE |
Symetrica INC | Westford | — | ● ACTIVE |
Talkingheads Wireless INC | Somerville | — | ● ACTIVE |
Technical Communications CORP | Concord | — | ● ACTIVE |
Tgl Logistics LLC | Tewksbury | — | ● ACTIVE |
Thermo Fisher Scientific INC. | Waltham | — | ● ACTIVE |
Union Biometrica INC | Holliston | — | ● ACTIVE |
Ursanav, LLC | North Billerica | — | ● ACTIVE |
| VIVaisala INC | Burlington | 100–499 | ● ACTIVE |
Vanu, INC | Lexington | — | ● ACTIVE |
Vertilon Corporation | Westford | — | ● ACTIVE |
Vibrant Gastro, INC | Newton | — | ● ACTIVE |
| WKWayne Kerr Electronics INC | Woburn | — | ● ACTIVE |
Werfen USA LLC | Bedford | — | ● ACTIVE |
| WAWildlife Acoustics, INC. | Maynard | — | ● ACTIVE |
Winchester Systems INC. | Littleton | — | ● ACTIVE |
Zepsor Technologies INC | Burlington | — | ● ACTIVE |
Zero Asic CORP | Lexington | — | ● ACTIVE |
Zerorisc INC. | Somerville | — | ● ACTIVE |
| ASAmerican Science & Engineering | Billerica | — | ◐ LIKELY ACTIVE |
| SSSkyworks Solutions INC | Woburn | 100–499 | ◐ LIKELY ACTIVE |
Barbour Stockwell, INC. | Woburn | — | ◐ LIKELY ACTIVE |
| CTCenterline Technologies LLC | Hudson | 20–99 | ◐ LIKELY ACTIVE |
| CRCpi Radant Technologies Division INC | Hudson | — | ◐ LIKELY ACTIVE |
| ETExcelitas Technologies | Billerica | 100–499 | ◐ LIKELY ACTIVE |
| FMFluid Management Systems, INC. | Billerica | — | ◐ LIKELY ACTIVE |
United Electric Controls Company | Watertown | 100–499 | ◐ LIKELY ACTIVE |
Williamson Corporation | Concord | — | ◐ LIKELY ACTIVE |
| MAMc Assembly | Billerica | — | ◐ LIKELY ACTIVE |
| ADAnalog Devices Manufacturing | Wilmington | — | ◇ UNVERIFIED |
| LSLeidos Security Detection & Automation INC | Tewksbury | — | ◇ UNVERIFIED |
| MSMaterials Systems INC | Littleton | — | ◇ UNVERIFIED |
| SISynqor, INC. | Boxborough | — | ◇ UNVERIFIED |
Angstrom Sun Technologies INC | Acton | — | ◐ LIKELY ACTIVE |
Aucoin Telecom & Utility Construction LLC | Chelmsford | — | ◐ LIKELY ACTIVE |
Aved Electronics, LLC | North Billerica | — | ◐ LIKELY ACTIVE |
Bluefusion INC. | Natick | — | ◐ LIKELY ACTIVE |
Copious Imaging LLC | Lexington | — | ◐ LIKELY ACTIVE |