| CLCovidien LP (formerly U S Surgical CORP /tyco Healthcare Group) | North Haven | CT | Miscellaneous Manufacturing339112 | — | ◐ LIKELY ACTIVE |
| LALinde Advanced Material Technologies INC | North Haven | CT | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| CMComposite Machining Experts, LLC | North Haven | CT | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| AIAlp Industries | North Haven | CT | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| BUByk USA LLC | North Haven | CT | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| PUPharmacia & Upjohn (former) | North Haven | CT | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| AGAffordable Granite LLC | North Haven | CT | Furniture and Related Product Manufacturing337110 | — | ◐ LIKELY ACTIVE |
| ASAmazon.com Services LLC - BDL7 | North Haven | CT | Printing and Related Support Activities323117 | 100-499 | ◐ LIKELY ACTIVE |
| ANAvient - NEU | North Haven | CT | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| CCC. Cowles & Company and Subsidiaries | North Haven | CT | Machinery Manufacturing333414 | 20-99 | ◐ LIKELY ACTIVE |
| CPCell Pak | North Haven | CT | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| CWCoppola Wine Enterprises, LLC | North Haven | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| EMEngineered Materials North Haven | North Haven | CT | Miscellaneous Manufacturing339991 | 100-499 | ◐ LIKELY ACTIVE |
| ISIannucci Spirits, LLC | North Haven | CT | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MIMillwood, Inc. North Haven | North Haven | CT | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| NHNorth Haven | North Haven | CT | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| NHNorth Haven, Ct Hexacomb | North Haven | CT | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| SESchneider Electric EcoFit North Haven | North Haven | CT | Electrical Equipment, Appliance & Component Manufacturing335313 | 20-99 | ◐ LIKELY ACTIVE |
| SASikorsky Aircraft CORP | North Haven | CT | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |