| AUAllnex USA INC -wallingford Ct Plant | Wallingford | CT | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| MPMatthew's Printing INC. | Wallingford | CT | Printing and Related Support Activities323110 | 1-19 | ◐ LIKELY ACTIVE |
| NSNucor Steel Connecticut, INC. | Wallingford | CT | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| USUlbrich Specialty Strip Mill | Wallingford | CT | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| ASAmetek Specialty Metal Product | Wallingford | CT | Primary Metal Manufacturing331318 | — | ◐ LIKELY ACTIVE |
| FTFerti Technologies Ct CORP | Wallingford | CT | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| RARoehm America LLC | Wallingford | CT | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| CCChromalloy Connecticut | Wallingford | CT | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| TCTilcon Crushed Stone Asphalt | Wallingford | CT | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| GFGreentree Forest Products, INC. | Wallingford | KY | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| ATAPS Tech LLC | Wallingford | CT | Machinery Manufacturing333132 | 20-99 | ◐ LIKELY ACTIVE |
| CHCt Hypodermics | Wallingford | CT | Miscellaneous Manufacturing339111 | — | ◐ 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 |
| TMTechnical Metal Finishing | Wallingford | CT | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| BUByk USA INC | Wallingford | CT | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| CFCorometrics Facility | Wallingford | CT | Fabricated Metal Product Manufacturing332722 | — | ◐ LIKELY ACTIVE |
| CWCrush Wine, LLC | Wallingford | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| CACt32 Ametek Smp Wallingford | Wallingford | CT | Primary Metal Manufacturing331491 | 20-99 | ◐ LIKELY ACTIVE |
| DLDanver LLC | Wallingford | CT | Furniture and Related Product Manufacturing337124 | 20-99 | ◐ LIKELY ACTIVE |
| DCDukane Connecticut | Wallingford | CT | Machinery Manufacturing333992 | 1-19 | ◐ LIKELY ACTIVE |
Equipment Depot Northeast, Inc. - Wallingford | Wallingford | CT | Machinery Manufacturing333924 | 1-19 | ◐ LIKELY ACTIVE |
| EMESCO Maritime Solutions | Wallingford | CT | Computer and Electronic Product Manufacturing334416 | 20-99 | ◐ LIKELY ACTIVE |
| GVGouveia Vineyards | Wallingford | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| HMHobson & Motzer, LLC - Wallingford | Wallingford | CT | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| LSLogo Sportswear Inc - Wallingford | Wallingford | CT | Printing and Related Support Activities323113 | 100-499 | ◐ LIKELY ACTIVE |
| OTOetiker Tool Corporation | Wallingford | CT | Fabricated Metal Product Manufacturing332216 | 20-99 | ◐ LIKELY ACTIVE |
ORAFOL Americas Inc. | Wallingford | CT | Plastics and Rubber Products Manufacturing326113 | 100-499 | ◐ LIKELY ACTIVE |
| PHParadise Hills Vineyard & Winery | Wallingford | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| PJPolly & Joan's Cordial CO. LLC | Wallingford | CT | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| SFSunshine Farm Distillery | Wallingford | CT | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| TGTechnical Gas Products, INC. | Wallingford | CT | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| TSThe Southern Connecticut Wine Company LLC | Wallingford | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| TWTrack65 Wines | Wallingford | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WWallingford | Wallingford | CT | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| WFWhole Foods Market Connecticut Metro Kitchen | Wallingford | CT | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| DMDenali Metal Finishing LLC | Wallingford | CT | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |