| SMSchick Manufacturing, INC. | Milford | CT | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| TCTurbine Components Corporation | Branford | CT | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| WSWaterbury Screw Machine Products | Waterbury | CT | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| BCBilco Company the | New Haven | CT | Fabricated Metal Product Manufacturing332321 | — | ◐ LIKELY ACTIVE |
| CMCarey Manufacturing Co, INC | Cromwell | CT | Fabricated Metal Product Manufacturing332510 | 20-99 | ◐ LIKELY ACTIVE |
| HEHoward Engineering CO | Naugatuck | CT | Primary Metal Manufacturing331511 | 1-19 | ◐ LIKELY ACTIVE |
Precision Metals & Plastics | Winsted | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SASchaeffler Aerospace USA CORP | Danbury | CT | Fabricated Metal Product Manufacturing332991 | 100-499 | ▲ REPORTED CLOSED |
| SCSousa Corp., the | Newington | CT | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
Stamprite Machine Company INC. | Manchester | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
Wagner Corporation | Bloomfield | CT | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| NHNelson Heat Treating Co, INC | Waterbury | CT | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| APAlpha Plating and Finishing CO. | Plainville | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| AIAlp Industries | North Haven | CT | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| AFAluminum Finishing Company | Bridgeport | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| ABAqua Blasting CORP | Bloomfield | CT | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| AOArmoloy of Ct, INC. | Bristol | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| AMArrow Manufacturing | Bristol | CT | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| BCBasf Catalysts LLC | East Windsor | CT | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| BPBass Plating Company, the | Bloomfield | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| CBColonial Bronze Company | Torrington | CT | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| CCColonial Coatings Corporation | Milford | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| CTComponent Technologies, INC. | Newington | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| CMComposite Machining Experts, LLC | North Haven | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CICoorstek, INC. | East Granby | CT | Nonmetallic Mineral Product Manufacturing327110 | — | ◐ LIKELY ACTIVE |
| DBDav-co Black LLC | Berlin | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| EPE.a. Patten CO LLC | Manchester | CT | Fabricated Metal Product Manufacturing332996 | — | ◐ LIKELY ACTIVE |
| ECEbtec Corporation | East Windsor | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| EMElectro Mechanical Specialists, LLC | Bozrah | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| EIElectro-methods, INC. | South Windsor | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| EOE O Manufacturing Company, INC. | West Haven | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| FCFastenal Company | Wallingford | CT | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| FSFries Spinning & Stamping, Incorporated | Wallingford | CT | Fabricated Metal Product Manufacturing332119 | — | ◐ LIKELY ACTIVE |
| GAGen-el-mec Associates, LLC | Oxford | CT | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| GTGlobal Turbine Component Technologies, LLC | South Windsor | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| HMHobson & Motzer, LLC - Durham, CT | Durham | CT | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| IIIda International, INC. | Derby | CT | Fabricated Metal Product Manufacturing332323 | 1-19 | ◐ LIKELY ACTIVE |
| JSJaypro Sports, LLC | Waterford | CT | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| JLJeskey, LLC | North Haven | CT | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| JMJh Metal Finishing, INC. | New Britain | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| KKK & K Black Oxide | New Britain | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| LMLacey Manufacturing CO INC | Bridgeport | CT | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| MBMrc Bearings | Winsted | CT | Fabricated Metal Product Manufacturing332991 | — | ◐ LIKELY ACTIVE |
| NINeoperl INC | Waterbury | CT | Plastics and Rubber Products Manufacturing326191 | 20-99 | ◐ LIKELY ACTIVE |
| NENew England Chrome Plating INC | East Hartford | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| NPNovo Precision, LLC | Bristol | CT | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| NMNylo Metal Finishing LLC | Waterbury | CT | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| OFO F Mossberg & Sons INC | North Haven | CT | Fabricated Metal Product Manufacturing332994 | — | ◐ LIKELY ACTIVE |
| PTPlasma Technology Incorporated | South Windsor | CT | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| PSPraxair Surface Technologies | Manchester | CT | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |