| CornerstoneCS LLCKillingworth, CT · Active | Killingworth, CT | LLC | Aug 9, 2023 | Active |
| K&H Cabins & Excavating LLCKillingworth, CT · Forfeited | Killingworth, CT | LLC | Aug 10, 2023 | Forfeited |
| 183 Route 81 L.L.C.Killingworth, CT · Forfeited | Killingworth, CT | LLC | Sep 5, 2023 | Forfeited |
| John F Chatillon LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 6, 2023 | Active |
| Ack-Que LLCKillingworth, CT · Active | Killingworth, CT | LLC | Sep 11, 2023 | Active |
| American Siding & Gutter Limited Liability CompanyKillingworth, CT · Dissolved | Killingworth, CT | LLC | Sep 11, 2023 | Dissolved |
| Fauna Joy Photography & Fine Art LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Sep 19, 2023 | Dissolved |
| Haddam Killingworth High School Boys Soccer Booster Club, Inc.Killingworth, CT · Dissolved | Killingworth, CT | Corporation | Sep 26, 2023 | Dissolved |
| Carriage House Meadows LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 5, 2023 | Active |
| westledge farm LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 11, 2023 | Active |
| Tayver LLCKillingworth, CT · Active | Killingworth, CT | LLC | Oct 18, 2023 | Active |
| Seeley Stonework LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Oct 19, 2023 | Dissolved |
| Eagle Eye Relief LLCKillingworth, CT · Active | Killingworth, CT | LLC | Nov 8, 2023 | Active |
| Heimdall Bio LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Dec 1, 2023 | Dissolved |
| Heringer Cleaning Services LLCKillingworth, CT · Active | Killingworth, CT | LLC | Dec 11, 2023 | Active |
| Tidy Transitions LLCKillingworth, CT · Active | Killingworth, CT | LLC | Dec 12, 2023 | Active |
| Signorelli Employment Recruiting Services LLCKillingworth, CT · Forfeited | Killingworth, CT | LLC | Dec 13, 2023 | Forfeited |
| Fuel Proxy LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Dec 18, 2023 | Dissolved |
| Harkin Transport LLCKillingworth, CT · Active | Killingworth, CT | LLC | Dec 29, 2023 | Active |
| CLM Consulting LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 3, 2024 | Active |
| Jena Pucillo Art LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Jan 4, 2024 | Dissolved |
| Voustina LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 4, 2024 | Active |
| SparrowSong Creative LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 5, 2024 | Active |
| Tim White Museum Consulting LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 8, 2024 | Active |
| The Honest Horsewoman, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 8, 2024 | Active |
| Swiss Capital Holdings LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 9, 2024 | Active |
| MR Digital Solutions LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jan 17, 2024 | Active |
| Bruetsch Logging and Forestry, LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 4, 2024 | Active |
| Robin Lane Provisions LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 5, 2024 | Active |
| Logistics Storage LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 9, 2024 | Active |
| LES Growth Strategies LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 12, 2024 | Active |
| FJE Appraisal Consulting LLCKillingworth, CT · Dissolved | Killingworth, CT | LLC | Feb 13, 2024 | Dissolved |
| nailed.mp3 LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 19, 2024 | Active |
| EAST CARRIER INCKillingworth, CT · Active | Killingworth, CT | Corporation | Feb 21, 2024 | Active |
| Dave the Fixer LLCKillingworth, CT · Active | Killingworth, CT | LLC | Feb 26, 2024 | Active |
| Transitions to Wellness PLLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 3, 2024 | Active |
| Reading the World Inc.Killingworth, CT · Active | Killingworth, CT | Corporation | Mar 11, 2024 | Active |
| Inner Wisdom Yoga LLCKillingworth, CT · Active | Killingworth, CT | LLC | Mar 26, 2024 | Active |
| jvrsystems llcKillingworth, CT · Active | Killingworth, CT | LLC | Apr 2, 2024 | Active |
| LI NEW GREAT WALL CHINA LLCKillingworth, CT · Active | Killingworth, CT | LLC | Apr 17, 2024 | Active |
| SWAYING PALM VENTURES LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 1, 2024 | Active |
| Quiet Running LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 3, 2024 | Active |
| Hi-Quality AutoWorks LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 4, 2024 | Active |
| Deborah A. Pagano LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 6, 2024 | Active |
| NRB's Twisted Reins Photography LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 23, 2024 | Active |
| Haddam Killingworth Travel Basketball, Inc.Killingworth, CT · Active | Killingworth, CT | Corporation | May 29, 2024 | Active |
| TipTop Renovations LLCKillingworth, CT · Active | Killingworth, CT | LLC | May 30, 2024 | Active |
| Rich Details Limited Liability CompanyKillingworth, CT · Dissolved | Killingworth, CT | LLC | Jun 2, 2024 | Dissolved |
| Catered LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jun 11, 2024 | Active |
| Snyder Consulting LLCKillingworth, CT · Active | Killingworth, CT | LLC | Jun 21, 2024 | Active |