| JOJ. O'connor, LLC | Newington | — | ◇ UNVERIFIED |
| KIKaste Industrial Machine Sales, Inc. | Enfield | — | ◇ UNVERIFIED |
| KMKeeney Manufacturing CO INC | Newington | — | ◇ UNVERIFIED |
 Marsam Metal Finishing Company, INC. | New Britain | — | ◇ UNVERIFIED |
| MMMeadow Manufacturing, Inc. | Berlin | — | ◇ UNVERIFIED |
| MMMega Mechanical Services, LLC | Glastonbury | — | ◇ UNVERIFIED |
| MPMetallurgical Processing, INC. | New Britain | — | ◇ UNVERIFIED |
| MCMontec Corporation | Glastonbury | — | ◇ UNVERIFIED |
| MCMott Corporation | Farmington | — | ◇ UNVERIFIED |
| MRM & R Manufacturing Inc. | Newington | — | ◇ UNVERIFIED |
| NENational Eastern Corporation | Plainville | — | ◇ UNVERIFIED |
| NENew England Cage and Fence CORP | Windsor | — | ◇ UNVERIFIED |
| OBOlson Brothers CO | Plainville | — | ◇ UNVERIFIED |
| OIOrca INC | New Britain | — | ◇ UNVERIFIED |
| PBPB Blast LLC | South Windsor | — | ◇ UNVERIFIED |
| PMPerformance Metal Works LLC | Windsor | — | ◇ UNVERIFIED |
| PIPti Investment CO. LLP | South Windsor | — | ◇ UNVERIFIED |
| PMPYC Manufacturing, LLC (PYC Realty LLC) | Berlin | — | ◇ UNVERIFIED |
| QCQsr Corporation | Hartford | — | ◇ UNVERIFIED |
| RIRaym-co, INC. | Farmington | — | ◇ UNVERIFIED |
| SISadlak Innovative Design, LLC | Coventry | — | ◇ UNVERIFIED |
| SMSalamon Manufacturing, INC. | New Britain | — | ◇ UNVERIFIED |
| SASatellite Aerospace, INC. | Manchester | — | ◇ UNVERIFIED |
| SSSimpson Strong-tie Company, INC. | Enfield | — | ◇ UNVERIFIED |
| SAStag Arms, LLC | New Britain | — | ◇ UNVERIFIED |
| SBStanley Black & Decker | New Britain | — | ◇ UNVERIFIED |
| SHStanley Hardware Div | New Britain | — | ◇ UNVERIFIED |
| SUSubinas Usa, LLC | Windsor | — | ◇ UNVERIFIED |
| TMTag Manufacturing | Berlin | — | ◇ UNVERIFIED |
| TFThe Fletcher-terry Company, LLC. | East Berlin | — | ◇ UNVERIFIED |
 The Har-conn Chrome Company | West Hartford | — | ◇ UNVERIFIED |
| TTThe Tri-mar Manufacturing Company | Southington | — | ◇ UNVERIFIED |
| TETiger Enterprises, INC. | Plantsville | — | ◇ UNVERIFIED |
| TPTurbotec Products INC. | Windsor | — | ◇ UNVERIFIED |
| USUnited States Fire Arms Manufacturing | Hartford | — | ◇ UNVERIFIED |
| UOUsdol Osha | Plantsville | — | ◇ UNVERIFIED |
| UOUsdol Osha - Hartford Area Office | East Hartford | — | ◇ UNVERIFIED |
| WCWillis Commercial, LLC | Windsor | — | ◇ UNVERIFIED |
