| SPSuperior Printing Ink CO. INC. Cmf 1 | Hamden | CT | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| TCTilcon Connecticut - Hamden Plant | Hamden | CT | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MCMoon Cutter CO. INC. | Hamden | CT | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| ASAcg Systems, LLC | Hamden | CT | Computer and Electronic Product Manufacturing334511 | — | ◇ UNVERIFIED |
| BPB-p Products, INC. | Hamden | CT | Paper Manufacturing322212 | — | ◇ UNVERIFIED |
| CBCounterweight Brewing Company LLC | Hamden | CT | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| CPCustom & Precision Products | Hamden | CT | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| ESEastern Steel Contracting, LLC | Hamden | CT | Machinery Manufacturing333511 | — | ◇ UNVERIFIED |
| GFGeomatrix Fabrication, LLC | Hamden | CT | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| HPHigh Precision INC. | Hamden | CT | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| IOInsulpane of Connecticut Incorporated | Hamden | CT | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| JTJ.f.d. Tube & Coil Products, INC | Hamden | CT | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
| JJJ. Joiners, LLC | Hamden | CT | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| KEKace Enterprises LLC | Hamden | CT | Fabricated Metal Product Manufacturing332613 | — | ◇ UNVERIFIED |
| NHNew Haven Windustrial Company | Hamden | CT | Fabricated Metal Product Manufacturing332913 | — | ◇ UNVERIFIED |
| PCPrinting Co., INC. | Hamden | CT | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| RIRpa INC | Hamden | CT | Computer and Electronic Product Manufacturing334310 | — | ◇ UNVERIFIED |
| SISms Industries LLC | Hamden | CT | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| SSSolar Seal of Connecticut | Hamden | CT | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| TETachwa Enterprises INC. | Hamden | CT | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| UCUtility Communications Inc | Hamden | CT | Computer and Electronic Product Manufacturing334220 | — | ◇ UNVERIFIED |
