Bead Industries INC | Milford | 20–99 | ● ACTIVE |
Bio-med Devices, INC. | Guilford | — | ● ACTIVE |
| NENortheast Electronics CORP | Milford | 20–99 | ● ACTIVE |
Prime Technology LLC | North Branford | 20–99 | ● ACTIVE |
Carlton Industries CORP. | Hamden | — | ● ACTIVE |
Dexsil Corporation | Hamden | — | ● ACTIVE |
Edal Industries, INC. | East Haven | — | ● ACTIVE |
| IBIvy Biomedical Systems, INC. | Branford | 20–99 | ● ACTIVE |
| MTMirion Technologies (canberra), INC. | Meriden | 100–499 | ● ACTIVE |
Orange Research INC | Milford | 20–99 | ● ACTIVE |
| PXPrecision X-ray, INC. | Madison | 20–99 | ● ACTIVE |
| TMTimes Microwave Systems, INC | Wallingford | 100–499 | ● ACTIVE |
Ampvisions LLC | Orange | — | ● ACTIVE |
| AXAssociated X-ray Corporation | East Haven | — | ● ACTIVE |
Charge Solutions INC | Milford | — | ● ACTIVE |
| CICyvek INC | Wallingford | — | ● ACTIVE |
Dne Technologies, INC | Wallingford | — | ● ACTIVE |
Environmental Monitor Service, INC. | Meriden | — | ● ACTIVE |
| FCFutec CORP. | Guilford | — | ● ACTIVE |
High Energy X-rays International CORP. | Wallingford | — | ● ACTIVE |
Jet Process CORP | Wallingford | — | ● ACTIVE |
| MCMadison Company | Branford | — | ● ACTIVE |
Mutualink, INC. | Wallingford | — | ● ACTIVE |
Nanoengineering Corporation | New Haven | — | ● ACTIVE |
New England Hemolytics, INC. | Branford | — | ● ACTIVE |
Plug-in Storage Systems, INC. | West Haven | — | ● ACTIVE |
Quadrex Corporation | Bethany | — | ● ACTIVE |
Quantum Circuits, INC. | New Haven | — | ● ACTIVE |
| RURadiall USA INC | Wallingford | 20–99 | ● ACTIVE |
Resonance Micro Technologies, INC. | Hamden | — | ● ACTIVE |
Samarius Precision Instruments, INC. | Wallingford | — | ● ACTIVE |
| SLScalables, LLC | Wallingford | — | ● ACTIVE |
Skymira LLC | Milford | — | ● ACTIVE |
Technical Allied Products, INC. | Wallingford | — | ● ACTIVE |
Thinklogical, INC. | Milford | — | ● ACTIVE |
| UCUnholtz-dickie CORP | Wallingford | 20–99 | ● ACTIVE |
Winchester Interconnect Corporation | Milford | — | ● ACTIVE |
Xsoptix LLC | Madison | — | ● ACTIVE |
| RTRfs Technologies, INC. | Meriden | 100–499 | ◐ LIKELY ACTIVE |
| TCTech Circuits INC | Wallingford | — | ◇ UNVERIFIED |
American Computer Development, Incorporated | Branford | — | ◐ LIKELY ACTIVE |
| HFHoneywell Fire Safety | Northford | 500+ | ◐ LIKELY ACTIVE |
| MTMirion Technologies (canberra) INC | Meriden | — | ◇ UNVERIFIED |
| UEUltra Electronics Measurement Systems | Wallingford | — | ◇ UNVERIFIED |
| WMWampus Milford Associates Site | Milford | — | ◇ UNVERIFIED |
| APAb Photonics Incorporated | Guilford | — | ◐ LIKELY ACTIVE |
| EMESCO Maritime Solutions | Wallingford | 20–99 | ◐ LIKELY ACTIVE |
| MMMelanin Microchips. INC. | New Haven | — | ◐ LIKELY ACTIVE |
| OIOSDA Inc | Milford | 20–99 | ◐ LIKELY ACTIVE |
| PSPrecision Sensors | Milford | 100–499 | ◐ LIKELY ACTIVE |