| BIBovano Industries | Cheshire | CT | Machinery Manufacturing333511 | 1-19 | ◇ UNVERIFIED |
| SBStandard Bellows CO INC | Windsor Locks | CT | Machinery Manufacturing333319 | 1-19 | ◇ UNVERIFIED |
| ABAntares/peninsula Bay Development | Stamford | CT | Machinery Manufacturing333313 | — | ◇ UNVERIFIED |
| FCFarrel Corporation | Ansonia | CT | Machinery Manufacturing333220 | — | ◇ UNVERIFIED |
 Green Mountain Products, INC | Norwalk | CT | Machinery Manufacturing333519 | — | ◇ UNVERIFIED |
| IIIntergrated Industrial System I2s | Wallingford (yalesville) | CT | Machinery Manufacturing333516 | — | ◇ UNVERIFIED |
| MCMahle Cylinder Division (former) | Trumbull | CT | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| MTMohegan Tribal Gaming Auth. Engineering | Uncasville | CT | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| PBPitney Bowes Marketing Building | Stamford | CT | Machinery Manufacturing333313 | — | ◇ UNVERIFIED |
| TITrident Itw Industrial Inkjet | Brookfield | CT | Machinery Manufacturing333993 | — | ◇ UNVERIFIED |
| BMBen-art Manufacturing CO. INC. | Prospect | CT | Machinery Manufacturing333999 | 1-19 | ◇ UNVERIFIED |
| CSCED Services | Oxford (oxford center) | CT | Machinery Manufacturing333298 | 20-99 | ◇ UNVERIFIED |
| HMHighland Manufacturing Inc. | Manchester | CT | Machinery Manufacturing333514 | 20-99 | ◇ UNVERIFIED |
| IMID MAIL Systems Inc | Middletown | CT | Machinery Manufacturing333313 | 1-19 | ◇ UNVERIFIED |
| ILInterPro LLC | Deep River | CT | Machinery Manufacturing333511 | 1-19 | ◇ UNVERIFIED |
| KCKahn & Co, INC | Wethersfield | CT | Machinery Manufacturing333411 | 1-19 | ◇ UNVERIFIED |
| MLMagnatech LLC | East granby | CT | Machinery Manufacturing333992 | 20-99 | ◇ UNVERIFIED |
| NCNortheast Carbide, Inc. | Southington | CT | Machinery Manufacturing333249 | 1-19 | ◇ UNVERIFIED |
| PTPro Tool and Design, Incorporated | Berlin | CT | Machinery Manufacturing333515 | 1-19 | ◇ UNVERIFIED |
| STSpecialty Thermal Services LLC | Terryville | CT | Machinery Manufacturing333994 | 1-19 | ◇ UNVERIFIED |
| VIVoyteks, INC | East Windsor | CT | Machinery Manufacturing333999 | 1-19 | ◇ UNVERIFIED |
| WBWittmann Battenfeld, INC. | Torrington | CT | Machinery Manufacturing333249 | 100-499 | ◇ UNVERIFIED |
| 3N36 Nettleton Ave LLC | North Haven | CT | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| 9L90 Lamberton LLC | Windsor | CT | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| ACA&a Crane and Rigging, LLC | Fairfield | CT | Machinery Manufacturing333923 | — | ◇ UNVERIFIED |
| AMAccurate Metal Finishing Supply Co, LLC | Guilford | CT | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| AEAJL Enterprises LLC | Simsbury | CT | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| AIAltra Industrial Motion, INC. | New Hartford | CT | Machinery Manufacturing333612 | — | ◇ UNVERIFIED |
| AMAmerican Metal Fabricators, INC | Meriden | CT | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| AMAOS Meriden, LLC | Meriden | CT | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| BRBall & Roller Bearing Co., LLC | New Milford | CT | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| BPBlackout Precision Machining LLC | Berlin | CT | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| BDBootstrap Direct 1, Inc. | Southington | CT | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
| BCBrimatco Corporation | Branford | CT | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| BWBroadstar Wind Systems, LP | Cheshire | CT | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| BWBucci Welding, LLC | Killingly | CT | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| CSCarbide Solutions LLC | Newington | CT | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| CCC & C Hydraulics, INC. | Milford | CT | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| CMConnecticut Machine Tooling * Casting, INC. | Milford | CT | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| CTConnecticut Tool Co., INC. | Putnam | CT | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| CMCreative Mobile Systems, INC. | Manchester | CT | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| CTCustom Tooling Solutions LLC | Windsor | CT | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| DWDanbury Winair Company | Brookfield | CT | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| DLDeburring Laboratories INC. | Berlin | CT | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| DLD & L Tool, INC. | Waterbury | CT | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| ESEastern Steel Contracting, LLC | Hamden | CT | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| EIEleterial Inc. | Bridgeport | CT | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| EIErgotech, INC. | Danbury | CT | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| EEEtter Engineering Company, INC. | Bristol | CT | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| EEExpert Embroidery, LLC | Wallingford | CT | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
